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Machine Screws are uniformly threaded screws which are designed to be screwed into pre-drilled, pre-threaded holes, or in conjunction with a nut, usually with a diameter less than 1/4inch. Larger diameter machine screws are usually referred to a machine bolts.
No results , but 200 less specific items displayed.
| Supplier | Loc | Type | Material | Finish | Size | Description | Qty |
|---|---|---|---|---|---|---|---|
| Search results presented by ISSCO, Inc., your source for Machine Screws. For more results, visit isscoinc.com | |||||||
| THRDFAST | AL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1/4 | 18-8 ss slotted round m/s b18.6.3 | 1125 |
| GLF | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 5/16 | slotted flat undercut m/s zc | 1018 |
| SBS | MA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3/8 | phil truss m/s | |
| SBS | MA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3/8 | slotted pan m/s | |
| SBS | MA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3/8 | phil pan m/s | |
| Weaver | WA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3/8 | phil pan | 992 |
| Weaver | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/8 | slotted pan 18-8 ss | 100 |
| THRDFAST | AL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/8 | 18-8 ss slotted round m/s b18.6.3 | 17 |
| AFI | FL | Machine Screw | Steel | Zinc/Yellow | 1/4-20 x 3/8 | 1/4-20x3/8 phil pan ms st zd rohs | 9114 |
| GLF | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3/8 | slotted flat undercut m/s zc | 850 |
| GLF | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/8 | slotted flat m/s 18-8 s/s | 1400 |
| SWACO | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3/8 | 1/4-20 x 3/8 ph pn ms st zi | 1508 |
| Alma Bolt | MI | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/8 | st. st. pan phillips | 1350 |
| SWACO | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3/8 | 1/4-20 x 3/8 ph flt u/c ms zinc | 2006 |
| FDL | IL | Machine Screw | Brass | Plain | 1/4-20 x .410 | 1/4-20 x .410 sl hex m/s brass per print 9627a56h03 rev. 12 - ends to be completely flat 5500 pcs/ctn & 22.73kgs & 36 ctns/pallet b18.6.3 | 11000 |
| GLF | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 7/16 | slotted round m/s zc | 1510 |
| GLF | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 7/16 | phil flat undercut m/s 18-8 s/s | 500 |
| Valley Nu | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1/2 | nc 18-8 ss oval phil | 450 |
| SWACO | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1/2 | 1/4-20 x 1/2 slt rd ms stl zi | 3611 |
| Valley Nu | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-28 x 1/2 | nf 18-8 ss flat phil | 87 |
| SWACO | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1/2 | 1/4-20 x 1/2 ph flt ms 100 zi | 1221 |
| SBS | MA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1/2 | phil pan m/s s/s | |
| GLF | OH | Machine Screw | Brass | Plain | 1/4-20 x 1/2 | slotted round m/s brs | 414 |
| EFSCO | OR | Machine Screw | Steel | Zinc/Black | 1/4-20 x 1/2 | round phil. zb | 3375 |
| Timberline | CO | Machine Screw | Steel | Zinc/Black | 1/4-20 x 1/2 | phl pan m/s tv bz 1/4-20 x 1/2 | 1000 |
| Empire | WA | Machine Screw | Steel | Plain | 1/4-20 x 1/2 | 1/4-20 x 1/2 truss slot m/s | 200 |
| SBS | MA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1/2 | phil flat m/s s/s | |
| ASFCORP | MI | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1/2 | 1/4-20 x 1/2 sltd tr hd mach scw ss pkg | 867 |
| Alma Bolt | MI | Machine Screw | Silicon Bronze | Plain | 1/4-20 x 1/2 | silc brnz round slotted ms | 615 |
| Weaver | WA | Machine Screw | Nylon | Plain | 1/4-20 x 1/2 | slotted round | 834 |
| Valley Nu | WA | Machine Screw | Steel | Zinc/Black | 1/4-20 x 1/2 | nc flat slotted zb | 294 |
| Weaver | WA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1/2 | slotted truss | 1730 |
| SBS | MA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1/2 | unslotted hex washer m/s s/s | |
| GLF | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1/2 | phil flat m/s zc | 3895 |
| Olander | CA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1/2 | 1/4-20 x 1/2 slot pan hd stl zn | 1530 |
| AFI | FL | Machine Screw | Steel | Zinc/Black | 1/4-20 x 1/2 | 1/4-20x1/2 combo pan ms st blk zn | 3074 |
| GLF | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1/2 | indented hex m/s zc | 100 |
| GLF | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1/2 | slotted oval m/s zc | 1505 |
| Weaver | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1/2 | slotted fillister 18-8 ss | 500 |
| Weaver | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 5/8 | slotted fillister 18-8 ss | 402 |
| AFI | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-28 x 5/8 | 1/4-28x5/8 phil pan ms ss | 400 |
| AFI | FL | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 5/8 | 1/4-20x5/8 slt truss serrate ms st zn | 1942 |
| GLF | OH | Machine Screw | Steel | Black Oxide | 1/4-20 x 5/8 | phil pan m/s | 2000 |
| Weaver | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 5/8 | slotted pan 18-8 ss | 175 |
| Valley Nu | WA | Machine Screw | Steel | Zinc/Black | 1/4-20 x 5/8 | nc fill slotted zb | 2616 |
| SBS | MA | Machine Screw | Steel | Black Oxide | 1/4-20 x 5/8 | phil round m/s | |
| SWACO | OH | Machine Screw | Steel | Black Oxide | 1/4-20 x 5/8 | 1/4-20 x 5/8 ph pn ms stl black ox | 2000 |
| THRDFAST | OK | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 5/8 | phil pan m/s t-23 b18.6.3 | 1,561 |
| WDMB | IA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 5/8 | phil truss m/s 18-8 ss | 10436 |
| GLF | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 5/8 | phil pan m/s 18-8 s/s | 131 |
| Weaver | WA | Machine Screw | Brass | Plain | 1/4-20 x 5/8 | slotted fillister | 54 |
| GLF | OH | Machine Screw | Nylon | Plain | 1/4-20 x 5/8 | slotted flat m/s nyl white | 500 |
| Empire | WA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 5/8 | 1/4-20 x 5/8 pan phil m/s zp | 32150 |
| THRDFAST | AL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 5/8 | 18-8 ss slotted round m/s b18.6.3 | 54 |
| Empire | WA | Machine Screw | Steel | Plain | 1/4-20 x 3/4 | 1/4-20 x 3/4 flat phil m/s | 1000 |
| GLF | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-28 x 3/4 | slotted round m/s 18-8 s/s | 80 |
| Empire | WA | Machine Screw | Brass | Plain | 1/4-20 x 3/4 | 1/4-20 x 3/4 fh phil brass m/s | 5 |
| SBS | MA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/4 | phil truss m/s s/s | |
| MAINSOURC | NH | Machine Screw | 316, 317, A4 Stainless | Plain | 1/4-20 x 3/4 | phil pan m/s 316 ss | 621 |
| AFI | FL | Machine Screw | 316, 317, A4 Stainless | Plain | 1/4-20 x 3/4 | 1/4-20x3/4 phil pan ms 316 ss | 600 |
| Mansco | MI | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3/4 | indented hex unslotted m/s znc | 1,480 |
| Empire | WA | Machine Screw | Steel | Plain | 1/4-20 x 3/4 | 1/4-20 x 3/4 pan phil m/s | 593 |
| GLF | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3/4 | phil flat undercut m/s zc | 1612 |
| Weaver | WA | Machine Screw | Nylon | Plain | 1/4-20 x 3/4 | slotted flat | 1073 |
| SBS | MA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/4 | unslotted hex washer m/s s/s | |
| AFI | FL | Machine Screw | Steel | Zinc/Yellow | 1/4-20 x 3/4 | 1/4-20x3/4 slt hex wash hd ms st zd | 2450 |
| THRDFAST | AL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/4 | sq drive pan m/s 18-8 ss b18.6.3 | 281 |
| GLF | OH | Machine Screw | 316, 317, A4 Stainless | Plain | 1/4-20 x 3/4 | slotted flat m/s 316 stainless | 44 |
| Hewes | NY | Machine Screw | Nylon | Plain | 1/4-20 x 3/4 | 1/4-20x 3/4 slot flat m/s | 96 |
| Timberline | CO | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/4 | slot hwh m/s ss 1/4-20 x 3/4 | 441 |
| GLF | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3/4 | phil flat m/s zc | 1863 |
| SWACO | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3/4 | 1/4-20 x 3/4 ph truss ms st zi | 200 |
| THRDFAST | OK | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/4 | 18-8 ss slotted pan m/s b18.6.3 | 100 |
| AFI | FL | Machine Screw | Steel | Zinc/Yellow | 1/4-20 x 3/4 | 1/4-20x3/4 phil pan ms st zd | 2400 |
| AALL | NJ | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3/4 | 1/4-20 x 3/4 round combo machine screw, steel zinc | 2400 |
| Valley Nu | WA | Machine Screw | Steel | Zinc/Black | 1/4-20 x 3/4 | nc round slotted zb | 112 |
| GLF | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/4 | phil round m/s 18-8 s/s | 108 |
| SBS | MA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/4 | phil flat m/s s/s | |
| AFI | FL | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3/4 | 1/4-20x3/4 phil flat ms st zn rohs | 1362 |
| Hewes | NY | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/4 | 1/4-20x 3/4 slot bind m/s | 140 |
| MAINSOURC | NH | Machine Screw | Steel | Plain | 1/4-20 x 7/8 | ms51959-82 (1/4-20 x 7/8 phil flat m/s ss) | 195 |
| THRDFAST | AL | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 7/8 | slotted pan m/s b18.6.3 | 776 |
| MAINSOURC | NH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 7/8 | ms51957-82 (phillips pan m/s 1/4-20 x 7/8 ss) 304ss | 310 |
| GLF | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-28 x 7/8 | phil pan m/s 18-8 s/s | 36 |
| THRDFAST | AL | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 7/8 | slotted flat m/s b18.6.3 | 17 |
| Timberline | CO | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 | phl pan m/s 18-8 ss 1/4-20 x 1 | 50 |
| Bolts Plus | Ont | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 | pan phillips m/s | 58 |
| GLF | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 | slotted fillister m/s zc | 985 |
| THRDFAST | AL | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 | slotted hex washer m/s b18.6.3 | 1445 |
| GLF | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 | phil truss m/s 18-8 s/s | 61 |
| GLF | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 | slotted flat m/s 18-8 s/s | 3011 |
| Ababa | CA | Machine Screw | 400 Stainless (405, 410,416,420,430 etc.) | Plain | 1/4-20 x 1 | 1/4-20 x 1 unslot hx wsh hd machine screw type-f 400 series stainless steel | 500 |
| SBS | MA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 | phil flat m/s s/s | |
| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 | 1/4-20 x 1 combo sidewalk screw stainless steel | 9900 |
| Olander | CA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 | 1/4-20 x 1 slot truss stl zn | 524 |
| Komar | AR | Machine Screw | Steel | Phosphate | 1/4-20 x 1 | phillips truss-serr(case hard) dog dry phos | 115675 |
| Weaver | WA | Machine Screw | Nylon | Plain | 1/4-20 x 1 | slotted round | 1576 |
| Alma Bolt | MI | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 | st st oval phillips m/s | 1381 |
| Weaver | WA | Machine Screw | Brass | Plain | 1/4-20 x 1 | slotted round | 25 |
| Timberline | CO | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 | phl pan m/s zn 1/4-20 x 1 | 826 |
| SBS | MA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 | phil truss m/s s/s | |
| THRDFAST | OK | Machine Screw | Steel | Zinc/Yellow | 1/4-20 x 1 | slotted flat m/s z&y irr. b18.6.3 | 5 |
| SWACO | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 | 1/4-20 x 1 ph pn ms stl zinc | 4884 |
| Alma Bolt | MI | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 | pattern st. st. thumb | 235 |
| EFSCO | OR | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 | slotted truss 18-8 s/s | 227 |
| Timberline | CO | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4 x 1 | pan torx scr assy ss 1/4 x 1 | 7992 |
| MAINSOURC | NH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 | torx pan m/s 18-8 ss | 700 |
| GLF | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 1/8 | slotted round m/s 18-8 s/s | 520 |
| FTS | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 1/8 | fillister slotted m/s | 45000 |
| Timberline | CO | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 1/4 | phl pan m/s ss 1/4-20 x 1-1/4 | 350 |
| Valley Nu | WA | Machine Screw | Steel | Zinc/Black | 1/4-20 x 1 1/4 | nc flat phil zb | 18 |
| EFSCO | OR | Machine Screw | 316, 317, A4 Stainless | Plain | 1/4-20 x 1 1/4 | phillips pan 316 stainless | 694 |
| Timberline | CO | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 1/4 | comb rd m/s zn 1/4-20 x 1-1/4 | 1200 |
| Weaver | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 1/4 | slotted oval 18-8 ss | 400 |
| Komar | AR | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 1/4 | phil oval 18-8 ss | 292 |
| GLF | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 1/4 | slotted flat m/s zc | 700 |
| SWACO | OH | Machine Screw | Steel | Zinc/Black | 1/4-20 x 1 1/4 | 1/4-20 x 1-1/4 ph truss ms stl black zinc | 2800 |
| Endries | WI | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 1/4 | 1/4-20x1.25 m/s hf96 zc pr 40120-004-02 rv d | 131222 |
| Mansco | MI | Machine Screw | Steel | Zinc/Black | 1/4-20 x 1 1/4 | flat phil m/s blk znc | 72,050 |
| Valley Nu | WA | Machine Screw | Steel | Zinc/Black | 1/4-20 x 1 1/4 | nc pan phil zb | 701 |
| Valley Nu | WA | Machine Screw | Steel | Zinc/Black | 1/4-20 x 1 1/4 | nc pan slotted zb | 600 |
| Valley Nu | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 1/4 | nc 18-8 ss flat slotted | 33 |
| SBS | MA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 1/4 | phillips flat ms s/s w/nyl patch | |
| Olander | CA | Machine Screw | Steel | Plain | 1/4-20 x 1 1/4 | 1/4-20 x 1 1/4 slot pan hd polypro | 21 |
| Timberline | CO | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 1/2 | fl st m/s zn 1/4-20 x 1-1/2 | 200 |
| Weaver | WA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 1/2 | slotted round | 3145 |
| Timberline | CO | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 1/2 | phl fl m/s zn 1/4-20 x 1-1/2 | 1582 |
| Valley Nu | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 1/2 | nc 18-8 ss flat phil | 3 |
| GLF | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 1/2 | combo pan m/s zc | 1500 |
| GLF | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 1/2 | phil pan m/s zc | 1500 |
| AIH | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 1/2 | phil flat m/s s/s | 255 |
| AFI | FL | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 1/2 | 1/4-20x1-1/2 slt flat ms st zn | 100 |
| GLF | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 1/2 | phil flat m/s 18-8 s/s | 93 |
| Ababa | CA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 1/2 | 1/4-20 x 1 1/2 slot fillister head machine screw steel zinc pltd | 994 |
| SBS | MA | Machine Screw | Steel | Zinc/Yellow | 1/4-20 x 1 1/2 | phil pan m/s z & y | |
| SWACO | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 1/2 | 1/4-20 x 1-1/2 flt hd ph m/s 18-8 sst | 65 |
| Ababa | CA | Machine Screw | 316, 317, A4 Stainless | Plain | 1/4-20 x 1 1/2 | 1/4-20 x 1 1/2 phil-flat machine screw 316 stainless steel | 200 |
| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 1/2 | 1/4-20 x 1 1/2 slot fillister head machine screw stainless steel | 650 |
| Alma Bolt | MI | Machine Screw | Steel | Plain | 1/4-20 x 1 1/2 | flat slotted | 1200 |
| Valley Nu | WA | Machine Screw | Steel | Zinc/Black | 1/4-20 x 1 3/4 | nc flat phil zb | 13 |
| ASFCORP | MI | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 3/4 | 1/4-20 x 1 3/4 phil flt hd mach scw ss pkg | 74 |
| Weaver | WA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 3/4 | phil round | 100 |
| EFSCO | OR | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 3/4 | slotted truss 18-8 | 92 |
| THRDFAST | AL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 3/4 | 18-8 ss phil oval m/s b18.6.3 | 185 |
| GLF | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 3/4 | slotted pan m/s zc | 845 |
| GLF | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 3/4 | slotted round m/s zc | 671 |
| GLF | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 3/4 | phil flat m/s zc | 324 |
| SBS | MA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1 3/4 | phil truss m/s s/s | |
| Olander | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 2 | 1/4-20 x 2 torx pan sst blk rohs | 1534 |
| GLF | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 2 | torx flat m/s 18-8 s/s | 240 |
| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | 1/4-20 x 2 | 1/4-20 x 2 6-lobe flat hd machine screw stainless steel black oxide | 300 |
| Weaver | WA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 2 | phil round | 1400 |
| GLF | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 2 | slotted flat m/s 18-8 s/s | 477 |
| Weaver | WA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 2 | slotted flat | 1722 |
| THRDFAST | AL | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 2 | slotted flat m/s b18.6.3 | 13 |
| GLF | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-28 x 2 | slotted round m/s 18-8 s/s | 33 |
| Timberline | CO | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 2 | phl pan m/s ss 1/4-20 x 2 | 37 |
| Mansco | MI | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 2 | truss f/c phil m/s 18-8 s/s | 1,586 |
| Bolts Plus | Ont | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 2 1/4 | pan combination m/s | 595 |
| Valley Nu | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 2 1/4 | nc 18-8 ss flat phil | 57 |
| GLF | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-28 x 2 1/4 | phil pan m/s 18-8 s/s | 36 |
| Weaver | WA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 2 1/4 | slotted round | 629 |
| Valley Nu | WA | Machine Screw | Steel | Zinc/Black | 1/4-20 x 2 1/4 | nc round slotted zb | 814 |
| Komar | AR | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 2 1/4 | phil flat | 1200 |
| Mansco | MI | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 2 1/2 | flat slotted m/s 18-8 s/s | 92 |
| Valley Nu | WA | Machine Screw | Steel | Zinc/Black | 1/4-20 x 2 1/2 | nc truss slotted zb | 1235 |
| Weaver | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 2 1/2 | phil pan 18-8 ss | 328 |
| Olander | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 2 1/2 | 1/4-20 x 2 1/2 ph pan sst rohs | 390 |
| AFI | FL | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 2 1/2 | 1/4-20x2-1/2 phil pan ms st zn | 1500 |
| GLF | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 2 1/2 | slotted flat m/s zc | 775 |
| Weaver | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 2 1/2 | slotted flat 18-8 ss | 2572 |
| Bolts Plus | Ont | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 2 1/2 | truss phillips 18-8 304 | 24 |
| GLF | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 2 1/2 | phil truss m/s 18-8 s/s | 900 |
| GLF | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 2 1/2 | slotted flat m/s 18-8 s/s | 81 |
| THRDFAST | MS | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 2 1/2 | slotted round m/s b18.6.3 | 16 |
| AALL | NJ | Machine Screw | Steel | Black Oxide | 1/4-20 x 2 3/4 | 1/4-20 x 2 3/4 pan phillips machine screw, steel black oxide & wax and dry finish | 425 |
| Hewes | NY | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3 | 1/4-20x 3 slot pan m/s | 485 |
| THRDFAST | MS | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3 | 18-8 ss slotted round m/s b18.6.3 | 30 |
| AFI | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3 | 1/4-20x3 phil pan ms ss | 3222 |
| Hewes | NY | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3 | 1/4-20x 3 phil rd m/s | 492 |
| SBS | MA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3 1/2 | phillips pan m/s | |
| Weaver | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3 1/2 | phil flat 18-8 ss | 279 |
| GLF | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3 1/2 | slotted round m/s zc | 100 |
| Weaver | WA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3 1/2 | phil flat | 150 |
| Timberline | CO | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3 1/2 | fl st m/s zn 1/4-20 x 3-1/2 | 50 |
| Timberline | CO | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 4 | comb rd m/s zn 1/4-20 x 4 | 1000 |
| GLF | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 4 | phil round m/s zc | 400 |
| Weaver | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 4 | slotted round 18-8 ss | 80 |
| AALL | NJ | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 4 | 1/4-20 x 4 round combo head machine screw, steel zinc | 25 |
| ASFCORP | MI | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 4 | 1/4-20 x 4 sltd tr hd mach scw tri zn fe/zn 5an pkg | 192 |
| GLF | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 4 | combo round m/s zc | 1000 |
| AFI | FL | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 4 | 1/4-20x4 slt rd ms st zn | 3408 |
| AFI | FL | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 4 1/2 | 1/4-20x4-1/2 phil flat ms st zn | 450 |
| THRDFAST | MS | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 5 | 18-8 ss phil flat m/s b18.6.3 | 200 |
| Timberline | CO | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 5 | rd st m/s zn 1/4-20 x 5 | 150 |
| GLF | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 6 | phil flat m/s zc | 70 |
| THRDFAST | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 6 | 18-8 ss phil flat m/s b18.6.3 | 3 |
| Weaver | WA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 6 | slotted flat | 80 |
| Valley Nu | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 6 | nc 18-8 ss round slotted | 121 |
| Komar | AR | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 6 5/16 | indented hex hd(.431 a.f.) m/s | 29750 |
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