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#4 U-Drive Screws
Type U Drive Screws are round head unslotted self-tapping screws with multiple start threads and a blunt pilot point. These screws require a pre-drilled hole and may be hammered rather than screwed, and so can be tamper-resistant.
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Buy U-Drive Screws from one of our FCH Network Members | ||||||||
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Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
RePneu To | MI | Self-Tapping Drive Screw (type u) | Steel | Plain | 4 1/2 x .045 x 7/8 | 4-1/2 x .045 x 7/8 type-1 cutoff wheel ta60u abrasive cut-off wheels and chop saw wheels A01010 | 225 |
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HBBOLT | CA | Self-Tapping Drive Screw (type u) | Steel | Plain | 4 1/2 x .040 x 7/8 | 4-1/2x.040x7/8 cut-off whl plus-altype-u 1 a46n 655811000 655811000 | 100 |
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Valley Nu | WA | Self-Tapping Drive Screw (type u) | Steel | Plain | 4 1/2 x .045 x 7/8 | 4 1/2 x .045 x 7/8 ta60type-u 1 cutoff wheel A01010 | 80 |
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Jay-Cee | MI | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 1/8 | round type-u drive | 7080 |
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Jay-Cee | MI | Self-Tapping Drive Screw (type u) | Steel | Black Oxide | #4 x 1/8 | round type-u drive | inquire |
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Jay-Cee | MI | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 1/8 | round type-u drive 18-8 s/s | 500 |
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Century | FL | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 1/8 | ms21318-19 | 138 |
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NAPPCO | TX | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | 4-7 x 1/8 | rd hd u-drive sc steel zp 4-7x1/8 (21-U-DRIVE SCREWS) (21-U-DRIVE SCREWS) (21-U-DRIVE SCREWS) (21-U-DRIVE SCREWS) (21-U-DRIVE SCREWS) (21-U-DRIVE SCREWS) (21-U-DRIVE SCREWS) (21-U-DRIVE SCREWS) (21-U-DRIVE SCREWS) (21-U-DRIVE SCREWS) (21-U-DRIVE SCREWS) (21-U-DRIVE SCREWS) (21-U-DRIVE SCREWS) (21-U-DRIVE SCREWS) (21-U-DRIVE SCREWS) (21-U-DRIVE SCREWS) (21-U-DRIVE SCREWS) (21-U-DRIVE SCREWS) (21-U-DRIVE SCREWS) | 4350 |
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OBRIEN | OH | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 1/8 | u-drive 18-8 304 | 4574 |
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OBRIEN | OH | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/8 | u-drive | 2050 |
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Delta | TX | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/8 | rnd hd type-u dr scr stl zinc 4 x 1/8 | 1300 |
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FMP | MA | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 1/8 | round | 4000 |
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AIH | AZ | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 1/8 | drive MS21318-19 | 16 |
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Kanebridge | IL | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 1/8 | 4x1/8 round head type u drive screw 18-8 stainless steel | 250,000 |
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Kanebridge | IL | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/8 | 4x1/8 round head type u drive screw zinc and bake | 250,000 |
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Liberty | IL | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 1/8 | round u-drive 18-8 s/s 18-8 s/s | 500 |
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Century | FL | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 5/32 | #4 x 5/32(+/-.005) rnd ty u drive screw parker 012249 (STEEL ZINC BLUE DYE COLORED REV D) (STEEL ZINC BLUE DYE COLORED REV D) | 37760 |
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Century | FL | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 5/32 | #4 x 5/32 (+/-.005) round drive screw parker 012249zi (TYPE U STEEL ZINC & HARD) (TYPE U STEEL ZINC & HARD) | 57000 |
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Century | FL | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x .16 | #4 x .166/.176 round type-u rev-e (STEEL ZINC YELLOW *Q2B *TIER C) (STEEL ZINC YELLOW *Q2B *TIER C) | 50000 |
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Century | FL | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x .16 | #4 x .166/.176 round type-u q2b (316 SS (PASSIVATE PER PRINT) REV E) (316 SS (PASSIVATE PER PRINT) REV E) | 9449 |
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Jay-Cee | MI | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 3/16 | round type-u drive | 32890 |
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Jay-Cee | MI | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 3/16 | round type-u drive 18-8 s/s | inquire |
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YANKEE | NH | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 3/16 | #4 x 3/16 round t-u drivescrew stain steel | 560 |
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Jay-Cee | MI | Self-Tapping Drive Screw (type u) | Steel | Black Oxide | #4 x 3/16 | round type u drive | 9900 |
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Jay-Cee | MI | Self-Tapping Drive Screw (type u) | 316, 317, A4 Stainless | Plain | #4 x 3/16 | round type u drive 316 stainless | 1245 |
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QFC | TX | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 3/16 | #4x3/16 round type-u drive screw b18.6.4 | 200 |
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Wurth | Ont | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 3/16 | scr drive u round st (zn) 4x3/16 b18.6.4 | 1000 |
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Century | FL | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 3/16 | #4 x 3/16 round hd type-u drive screw (18-8 STAINLESS DFAR) (18-8 STAINLESS DFAR) | 20900 |
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Century | FL | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 3/16 | #4 x 3/16 round hd-sh type-u (18-8) (18-8) | 175 |
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Century | FL | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 3/16 | #4 x 3/16 round hd type-u (STEEL ZINC PLT) (STEEL ZINC PLT) | 5326 |
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GLF | OH | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 3/16 | #4x3/16 round type-u drive screw stl zc b18.6.4 () () () | 1150 |
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Century | FL | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x .188 | ms21318-20 | 55 |
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American | NY | Self-Tapping Drive Screw (type u) | Steel | Cadmium | #4 x 3/16 | flat u drive cad pl | 1800 |
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American | NY | Self-Tapping Drive Screw (type u) | Steel | Cadmium | #4 x 3/16 | round u drive cad pl | 400 |
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NAPPCO | TX | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 4-7 x 3/16 | rd hd u-drive sc s/s 18-8 4-7x3/16 | 16688 |
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NAPPCO | TX | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | 4-7 x 3/16 | rd hd u-drive sc steel zp 4-7x3/16 | 2693 |
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Cal Fastenrs | CA | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 3/16 | #4x3/16 round t-u drivescrew 18-8 304 u-drive u-drive | 100 |
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BoltCraft | NE | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 3/16 | 4 x 3/16 u drive screw zinc | 6000 |
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BoltCraft | NE | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 3/16 | 4 x 3/16 u drive screw gr 18.8 stainless steel | inquire |
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BHAM | AL | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 3/16 | round u-drive 300 ser ss | 900 |
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Future Fastener | TX | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 3/16 | 4 x 3/16 rd u drive screw ss | 747 |
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Jackson | MS | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 3/16 | u-drive 18-8 304 | 800 |
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Global | CA | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 3/16 | round t-u drivescrew 18-8 ss | 270 |
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Delta | TX | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 3/16 | rnd hd type-u dr scr stl zinc 4 x 3/16 | 3000 |
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Trifast | TX | Self-Tapping Drive Screw (type u) | 316, 317, A4 Stainless | Plain | #4 x 3/16 | #4x3/16 type-u drive screw 316 ss plain self finish | 6715 |
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All Size | TX | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 3/16 | #4 x 3/16 u drive screw b18.6.4 | 1 |
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FMP | MA | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 3/16 | round | 8300 |
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FMP | MA | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 3/16 | round | 3000 |
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Cal Fastenrs | CA | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 3/16 | round type-u drive Cr3+ | 1,745 |
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Komar | AR | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 3/16 rd hd type-u drive screw 18-8 ss | 2000 |
| |
Komar | IL | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 3/16 | #4x3/16 round type-u drive scr zinc | 7550 |
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ASMC | IL | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 3/16 | metallic drive type-u round low carb zp | 3,350 |
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MAINSOURC | NH | Self-Tapping Drive Screw (type u) | Steel | Cadmium/Yellow | #4 x 3/16 | round type-u drive sc stl | 107 |
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MAINSOURC | NH | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 3/16 | round type-u drive sc 18-8 ss | 355 |
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Kanebridge | IL | Self-Tapping Drive Screw (type u) | 316, 317, A4 Stainless | Plain | #4 x 3/16 | 4x3/16 round head type u drive screw 316 stainless steel | 250,000 |
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Kanebridge | IL | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 3/16 | 4x3/16 round head type u drive screw 18-8 stainless steel | 250,000 |
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Kanebridge | IL | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 3/16 | 4x3/16 round head type u drive screw zinc and bake | 250,000 |
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Liberty | IL | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 3/16 | round u-drive 18-8 s/s 18-8 s/s | 430 |
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Liberty | IL | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 3/16 | round u-drive s | 4,365 |
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SIS | AZ | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | 4-7 x 0.235 | 4-7x0.235 flat head type-u drive screw steel zinc per print | 90000 |
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WSB | KY | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 0.228 | screw drive u rd st ni 4x0.228 b18.6.4 | 22,000 |
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Jay-Cee | MI | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/4 | round type-u drive | 8130 |
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American | NY | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/4 | 4 x 1/4 round u drive screw zinc pl | 1800 |
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American | NY | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/4 | 4 x 1/4 round u drive screw zinc pl | 1800 |
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YANKEE | NH | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/4 | #4 x 1/4 round t-u drivescrew zinc pltd | 530 |
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Weaver | WA | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/4 | 4x1/4 round u-drive screw zinc | 1900 |
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Jay-Cee | MI | Self-Tapping Drive Screw (type u) | Steel | Black Oxide | #4 x 1/4 | round type u drive | 6700 |
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Jay-Cee | MI | Self-Tapping Drive Screw (type u) | 316, 317, A4 Stainless | Plain | #4 x 1/4 | round type u drive 316 stainless | 1496 |
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Jay-Cee | MI | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 1/4 | round type u drive 18-8 s/s | 13400 |
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American | NY | Self-Tapping Drive Screw (type u) | Steel | Cadmium | #4 x 1/4 | round u drive cad pl | 33800 |
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B & K FAST | PA | Self-Tapping Drive Screw (type u) | Steel | Black Oxide | #4 x 1/4 | #4 x 1/4 round hd u drive screws black oxide b18.6.4 | 145200 |
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Cal Fastenrs | CA | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/4 | #4x1/4 round t-u drive screw trivalent zinc u-drive | 10,000 |
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Century | FL | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 1/4 | #4 x 1/4 round hd type-u (18-8) (18-8) | 123 |
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Wurth Ada | MN | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/4 | scr drive u round steel (zt) 4x1/4 | 40,185 |
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GLF | OH | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 1/4 | #4x1/4 round type-u drive screw 18-8 s/s b18.6.4 () () () | 730 |
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THRDFAST | FL | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/4 | round t-u drive b18.6.4 | 7,349 |
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Century | FL | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 1/4 | ms21318-21 | 319 |
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American | NY | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/4 | round u drive zp | 3500 |
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OBRIEN | OH | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/4 | type-u drive | 1885 |
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IRF | NC | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 1/4 | u drive | 18,300 |
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IRF | NC | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/4 | round u drive stl/ | 6,600 |
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UNEEDA | NJ | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 1/4 | r h type-u drive sc | 3800 |
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IRF | NJ | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 1/4 | #4x1/4 u drive screw 31195 | 18,300 |
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IRF | NJ | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | #4 x 1/4 | 4x1/4 round u drive screw 18-8 s/s passivated 8537309 | 29,700 |
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IRF | NJ | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/4 | 4x1/4 round u drive screw stl/zinc | 6,600 |
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Endries | WI | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 1/4 | #4x1/4 round u-drive screw 18-8ss | 700 |
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Endries | WI | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/4 | 4x1/4 round head type-u drive screw trivalent clear zinc | 785 |
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Endries | WI | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 1/4 | 4x1/4 18-8 s/s steel round head type-u drive screw | 1000 |
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CFI | IL | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/4 | u drive round type-u | 30,000 |
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CFI | IL | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/4 | u drive round type-u | 30,000 |
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CFI | IL | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/4 | u drive round type-u | 30,000 |
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Future Fastener | TX | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 1/4 | 4 x 1/4 rd hd u-drive screw ss | 12200 |
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Jackson | MS | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 1/4 | u-drive 18-8 304 | 1200 |
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Delta | TX | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/4 | rnd hd type-u dr scr stl zinc 4 x 1/4 | 7200 |
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Delta | TX | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 1/4 | rnd hd type-u dr screw 18-8 sst 4 x 1/4 | 2903 |
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FMP | MA | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/4 | round | 25000 |
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FMP | MA | Self-Tapping Drive Screw (type u) | Steel | Zinc/Yellow | #4 x 1/4 | round | 4000 |
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FMP | MA | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 1/4 | round | 5000 |
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AIH | AZ | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 1/4 | drive MS21318-21 | 470 |
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ASFCORP | MI | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 1/4 | 4 x 1/4 rd hd ty u drive scw ss | 140 |
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ASFCORP | MI | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 1/4 | 4 x 1/4 rd hd ty u drive scw ss | 140 |
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FastWare | Sask | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/4 | u-drive | 7,873 |
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Alma Bolt | MI | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 1/4 | round drive type-u | 6155 |
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MAINSOURC | NH | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 1/4 | round type-u drive sc 18-8 ss | 488 |
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Kanebridge | IL | Self-Tapping Drive Screw (type u) | Steel | Black Oxide | #4 x 1/4 | 4x1/4 round head type u drive screw black oxide | 250,000 |
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Kanebridge | IL | Self-Tapping Drive Screw (type u) | 316, 317, A4 Stainless | Plain | #4 x 1/4 | 4x1/4 round head type u drive screw 316 stainless steel | 250,000 |
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Kanebridge | IL | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 1/4 | 4x1/4 round head type u drive screw 18-8 stainless steel | 250,000 |
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Kanebridge | IL | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/4 | 4x1/4 round head type u drive screw zinc and bake | 250,000 |
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Liberty | IL | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 1/4 | round u-drive s | 800 |
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Liberty | IL | Self-Tapping Drive Screw (type u) | Steel | Nickel | #4 x 1/4 | round u-drive plate plate | 350 |
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Liberty | IL | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/4 | round u-drive s | 1,676 |
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Liberty | IL | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 1/4 | round u-drive 18-8 s/s 18-8 s/s | 3,387 |
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Jay-Cee | MI | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 5/16 | round type-u drive | 2200 |
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Jay-Cee | MI | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 5/16 | round 18-8 s/s u drive | 11230 |
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Jay-Cee | MI | Self-Tapping Drive Screw (type u) | 316, 317, A4 Stainless | Plain | #4 x 5/16 | round 316 s/s u drive | inquire |
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YANKEE | NH | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 5/16 | #4 x 5/16 round t-u drivescrew stain steel | 490 |
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Weaver | WA | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 5/16 | 4x5/16 round u-drive screw zinc | 748 |
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Jay-Cee | MI | Self-Tapping Drive Screw (type u) | Steel | Black Oxide | #4 x 5/16 | round type-u drive | inquire |
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American | NY | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 5/16 | round u drive pl | 200 |
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YANKEE | NH | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 5/16 | round t-u drive | 3450 |
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Hewes | NY | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 5/16 | round u drive 18-8 s/s | 56 |
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Wurth Ada | MN | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 5/16 | scr drive u round steel (zt) 4x5/16 | 19,101 |
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Wurth Ada | MN | Self-Tapping Drive Screw (type u) | Steel | Zinc/Yellow | #4 x 5/16 | scr drive u round steel (zy) 4x5/16 | 12,680 |
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Wurth Ada | MN | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 5/16 | scr drive u round steel (zn) 4x5/16 | 1,300 |
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GLF | OH | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 5/16 | #4x5/16 round type-u drive screw 18-8 s/s b18.6.4 () () () | 496 |
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GLF | OH | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 5/16 | #4x5/16 round type-u drive screw stl zc b18.6.4 () () () | 7789 |
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GLF | OH | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 5/16 | #4 x 5/16 round type-u drive screw stl zc MS21318-22 b18.6.4 () () () | 1013 |
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Century | FL | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 5/16 | ms21318-22 | 500 |
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American | NY | Self-Tapping Drive Screw (type u) | Steel | Cadmium | #4 x 5/16< /td> | round u drive cad pl | 1500 |
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American | NY | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 5/16 | round u drive 18-8 304 | 800 |
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NAPPCO | TX | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 4-7 x 5/16 | rd hd u-drive sc s/s 18-8 4-7x5/16 | 55 |
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UNEEDA | NJ | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 5/16 | r h type-u drive sc | 14000 |
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ISSCO | MO | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 5/16 | round head type-u | 5000 |
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Cal Fastenrs | CA | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 5/16 | #4 x 5/16 round head u-drive screw stainless steel rd. head u-drive | 4,000 |
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Endries | WI | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 5/16 | 4x5/16 round head type-u drive screw hex chromium free 96 hr salt spray zinc | 330 |
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WDMB | IA | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 5/16 | screw drive u round steel (zn) 4x5/16 (W010) (W010) | 32,000 |
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Delta | TX | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 5/16 | rnd hd type-u dr scr stl zinc 4 x 5/16 | 9400 |
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Delta | TX | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 5/16 | rnd hd type-u dr screw 18-8 sst 4 x 5/16 | 1000 |
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FMP | MA | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 5/16 | round | 25000 |
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FMP | MA | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 5/16 | round | 8000 |
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WDMB | IA | Self-Tapping Drive Screw (type u) | Steel | Zinc/Yellow | #4 x 5/16 | screw drive u round st (zy) 4x5/16 | 10,169 |
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ZAL INDUS | CA | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 5/16 | #4 x 5/16 round u drive screw 18-8stn. | 600 |
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Alma Bolt | MI | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 5/16 | round drive type-u | 16057 |
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Kanebridge | IL | Self-Tapping Drive Screw (type u) | Steel | Black Oxide | #4 x 5/16 | 4x5/16 round head type u drive screw black oxide | 250,000 |
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Kanebridge | IL | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 5/16 | 4x5/16 round head type u drive screw 18-8 stainless steel | 250,000 |
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Kanebridge | IL | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 5/16 | 4x5/16 round head type u drive screw zinc and bake | 250,000 |
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Liberty | IL | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 5/16 | round u-drive s | 5,589 |
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Jay-Cee | MI | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 3/8 | round type-u drive | 7843 |
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Jay-Cee | MI | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 3/8 | round 18-8 s/s u drive | 700 |
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American | NY | Self-Tapping Drive Screw (type u) | Steel | Black Oxide | #4 x 3/8 | round u drive black ox | 800 |
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American | NY | Self-Tapping Drive Screw (type u) | Steel | Black Oxide | #4 x 3/8 | round u drive black ox | 1300 |
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Weaver | WA | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 3/8 | 4x3/8 round u-drive screw 18-8 ss | 200 |
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Weaver | WA | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 3/8 | 4x3/8 round u-drive screw zinc | 800 |
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Jay-Cee | MI | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 3/8 | round type-u drive | inquire |
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American | NY | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 3/8 | round u drive zp | 200 |
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YANKEE | NH | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 3/8 | round t-u drive | 5250 |
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Hewes | NY | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 3/8 | round u drive scr plate | 50 |
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Wurth Ada | MN | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 3/8 | scr drive u round (18 8) 4x3/8 | 3,992 |
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Irwin Ind | Ont | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 3/8 | 4 x 3/8 round hd u drive screw steel zinc b18.6.4 | 1350 |
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GLF | OH | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 3/8 | #4x3/8 round type-u drive screw stl zc b18.6.4 () () () | 18140 |
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THRDFAST | FL | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 3/8 | round t-u drive b18.6.4 | 3,284 |
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NAPPCO | TX | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 4-7 x 3/8 | rd hd u-drive sc s/s 18-8 4-7x3/8 | 2000 |
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BAYFASTCO | FL | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 3/8 | round head type u drive screw st | 307 |
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UNEEDA | NJ | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 3/8 | r h type-u drive sc | 1400 |
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IRF | NJ | Self-Tapping Drive Screw (type u) | Steel | Nickel | #4 x 3/8 | round u drive stl/ | 30 |
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NutsBolts | NE | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 3/8 | #4 x 3/8 ss u-drive rivet | 3097 |
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Cal Fastenrs | CA | Self-Tapping Drive Screw (type u) | Steel | Black Oxide | #4 x 3/8 | round u-drive -blk ox & wax u drive | 3,000 |
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Future Fastener | TX | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 3/8 | 4 x 3/8 u drive screw plt | 5505 |
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Delta | TX | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 3/8 | rnd hd type-u dr scr stl zinc 4 x 3/8 | 6150 |
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Delta | TX | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 3/8 | rnd hd type-u dr screw 18-8 sst 4 x 3/8 | 2896 |
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SJS Prod | CA | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 3/8 | #4 x 3/8 u drive screw ss rohs | 1000 |
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AIH | AZ | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 3/8 | drive MS21318-23 | 399 |
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ZAL INDUS | CA | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 3/8 | #4 x 3/8 round u drive screw pltd | 18,500 |
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ZAL INDUS | CA | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 3/8 | #4 x 3/8 round u drive screw 18-8stn. | 100 |
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FastWare | Sask | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 3/8 | u drive | 332 |
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ASMC | IL | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 3/8 | metallic drive type-u round low carb zp | 1,666 |
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MAINSOURC | NH | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 3/8 | round type-u drive sc stl z/clr | 500 |
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Kanebridge | IL | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 3/8 | 4x3/8 round head type u drive screw 18-8 stainless steel | 250,000 |
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Kanebridge | IL | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 3/8 | 4x3/8 round head type u drive screw zinc and bake | 250,000 |
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Liberty | IL | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 3/8 | ms21318-23 u drive | 35,000 |
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Liberty | IL | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 3/8 | round u-drive 18-8 s/s 18-8 s/s | 6,750 |
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HBBOLT | CA | Self-Tapping Drive Screw (type u) | Steel | Plain | 4 1/2 x .40 x 7/8 | 4-1/2x.40x7/8 cut-off whl plus-altype-u 27 a46n 655821000 655821000 | 247 |
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Jay-Cee | MI | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 1/2 | round type-u drive | 8015 |
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Jay-Cee | MI | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 1/2 | round 18-8 s/s u drive | 1500 |
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JET FITTING | CA | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/2 | drive screw round u #4x1/2 steel zinc plated b18.6.4 | 1088 |
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BHAM | AL | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/2 | round u-drive zn | 800 |
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Future Fastener | TX | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 1/2 | 4 x 1/2 u drive screw ss | 873 |
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Delta | TX | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/2 | rnd hd type-u dr scr stl zinc 4 x 1/2 | 26900 |
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Kanebridge | IL | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 1/2 | 4x1/2 round head type u drive screw 18-8 stainless steel | 250,000 |
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Kanebridge | IL | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 1/2 | 4x1/2 round head type u drive screw zinc and bake | 250,000 |
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Liberty | IL | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 1/2 | round u-drive 18-8 s/s 18-8 s/s | 900 |
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Jay-Cee | MI | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 5/8 | round type-u drive | 2335 |
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American | NY | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 5/8 | round u drive pl | 5000 |
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Delta | TX | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 5/8 | rnd hd type-u dr scr stl zinc 4 x 5/8 | 2850 |
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AIH | AZ | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | #4-40 x 5/8 | 4-40 x 5/8 hex phil drive s/s pass NAS1802-04-10 | 2 |
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Kanebridge | IL | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 5/8 | 4x5/8 round head type u drive screw zinc and bake | 250,000 |
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American | NY | Self-Tapping Drive Screw (type u) | Steel | Nickel | #4 x 11/16 | drive pl | 13500 |
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Jay-Cee | MI | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 3/4 | round type-u drive | 6090 |
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American | NY | Self-Tapping Drive Screw (type u) | Steel | Zinc/Clear | #4 x 3/4 | round u drive pl | 200 |
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American | NY | Self-Tapping Drive Screw (type u) | Steel | Plain | #4 x 7/8 | 4 x 7/8 round u-drive screw | 850 |
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