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3 1/2 inch length Square Head Set Screws
Square Head Set Screws, also called a Square Head Grub Screws are screws with a square head usually smaller than the diameter of the screw, designed to hold one object against another object, usually without requiring a nut. Commonly used to secure a shaft against a pulley.
124 results, (click on any line for more information)
| Search Results Sponsored by Set Screw & Mfg. Co., your source for Square Set Screws. For more results, visit setscrewmfg.com | ||||||||
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| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| Set Screw | IL | Set Screw (Square Head) | Steel | Plain | 5/16-18 x 3 1/2 | 5/16-18 x 3 1/2 cup point case hard square head set screw | 275 |
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| Set Screw | IL | Set Screw (Square Head) | Steel | Zinc/Clear | 5/8-11 x 3 1/2 | 5/8-11 x 3 1/2 half dog point case hard square head set screw zinc plate | inquire |
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| Set Screw | IL | Set Screw (Square Head) | Steel | Zinc/Clear | 1/2-13 x 3 1/2 | cup point case hardened square set | inquire |
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| Set Screw | IL | Set Screw (Square Head) | Steel | Plain | 5/8-11 x 3 1/2 | oval point case hardened square set | inquire |
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| GLF | OH | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 3 1/2 | 3/4-10x3-1/2 square set screw cup pt stl pln b18.6.2 () () () | 17 |
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| GLF | OH | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 3 1/2 | 3/4-10x3-1/2 square set screw 1/2 dog pt stl pln b18.6.2 () () () | 7 |
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| Bostwick | IN | Set Screw (Square Head) | Steel | Plain | 9/16-12 x 3 1/2 | 9/16-12 x 3-1/2 sq hd set cup pt | 125 |
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| Jackson | MS | Set Screw (Square Head) | Steel | Zinc/Yellow | 7/8 x 3 1/2 | nc square set yellow | 1 |
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| Jackson | MS | Set Screw (Square Head) | Steel | Zinc/Yellow | 1 x 3 1/2 | nc square set yellow | 12 |
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| Jackson | MS | Set Screw (Square Head) | Steel | Zinc/Yellow | 7/8 x 3 1/2 | nc square set yellow | 3 |
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| Jackson | MS | Set Screw (Square Head) | Steel | Plain | 5/16 x 3 1/2 | nc square set | 291 |
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| Future Fastener | TX | Set Screw (Square Head) | Steel | Black Oxide | 5/8-11 x 3 1/2 | 5/8-11 x 3 1/2 square head set screw blk | 16 |
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| Jackson | MS | Set Screw (Square Head) | Steel | Plain | 3/8 x 3 1/2 | nc square set | 182 |
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| Jackson | MS | Set Screw (Square Head) | Steel | Plain | 1 x 3 1/2 | nc square set | 5 |
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| Jackson | MS | Set Screw (Square Head) | Steel | Plain | 1/2 x 3 1/2 | nc square set | 242 |
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| Jackson | MS | Set Screw (Square Head) | Steel | Plain | 7/8 x 3 1/2 | nc square set | 46 |
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| Jackson | MS | Set Screw (Square Head) | Steel | Plain | 3/4 x 3 1/2 | nc square set | 77 |
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| Jackson | MS | Set Screw (Square Head) | Steel | Plain | 1/4 x 3 1/2 | nc square set | 100 |
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| Jackson | MS | Set Screw (Square Head) | Steel | Plain | 5/8 x 3 1/2 | nc square set | 162 |
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| YANKEE | NH | Set Screw (Square Head) | Steel | Plain | 3/8-16 x 3 1/2 | 3/8-16 x 3 1/2 square head set screw cup point | 21 |
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| YANKEE | NH | Set Screw (Square Head) | Steel | Plain | 5/8-11 x 3 1/2 | 5/8-11 x 3 1/2 sq hd set cup pt | 18 |
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| YANKEE | NH | Set Screw (Square Head) | Steel | Zinc/Clear | 5/8-11 x 3 1/2 | 5/8-11 x 3 1/2 sq hd set cup pt zinc pltd | 30 |
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| YANKEE | NH | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 3 1/2 | 3/4-10 x 3 1/2 sq hd set cup pt | 36 |
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| YANKEE | NH | Set Screw (Square Head) | Steel | Zinc/Clear | 3/4-10 x 3 1/2 | 3/4-10 x 3 1/2 sq hd set cup pt zinc pltd | 3 |
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| Hayes | CA | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 3 1/2 | 3/4-10 x 3 1/2 sq hd set cup pt stl | 22 |
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| Hayes | CA | Set Screw (Square Head) | Steel | Plain | 1-8 x 3 1/2 | 1-8 x 3 1/2 sq hd set cup pt stl | 5 |
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| ASMC | IL | Set Screw (Square Head) | Steel | Plain | 7/8-9 x 3 1/2 | (ft) coarse square set cup pt low carb case hard | 2 |
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| ASMC | IL | Set Screw (Square Head) | Steel | Plain | 1-8 x 3 1/2 | coarse square set dog pt low carb | 2 |
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| ASMC | IL | Set Screw (Square Head) | Steel | Plain | 1-14 x 3 1/2 | (ft) uns square set cup pt low carb case hard | 13 |
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| ASMC | IL | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 3 1/2 | (ft) coarse square set cup pt low carb case hard | 11 |
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| ASMC | IL | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 3 1/2 | (ft) coarse square set cup pt low carb case hard | 64 |
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| ASMC | IL | Set Screw (Square Head) | Steel | Plain | 3/8-16 x 3 1/2 | (ft) coarse square set cup pt low carb case hard | 200 |
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| Endries | WI | Set Screw (Square Head) | Steel | Plain | 1-8 x 3 1/2 | 1-8x3-1/2 square headed set screw cup point plain | 15 |
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| Set Screw | IL | Set Screw (Square Head) | Steel | Zinc/Clear | 1/2-13 x 3 1/2 | cup point case hardened square set | inquire |
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| Set Screw | IL | Set Screw (Square Head) | Steel | Plain | 5/8-11 x 3 1/2 | oval point case hardened square set | inquire |
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| Set Screw | IL | Set Screw (Square Head) | Steel | Plain | 5/8-18 x 3 1/2 | cup point case hard square set | inquire |
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| Set Screw | IL | Set Screw (Square Head) | Steel | Plain | 5/8-11 x 3 1/2 | half dog point case hard square set | inquire |
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| Set Screw | IL | Set Screw (Square Head) | Steel | Plain | 5/16-18 x 3 1/2 | 5/16-18 x 3 1/2 cup point case hard square head set screw | 175 |
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| Set Screw | IL | Set Screw (Square Head) | Steel | Zinc/Clear | 5/8-11 x 3 1/2 | 5/8-11 x 3 1/2 half dog point case hard square head set screw zinc plate | inquire |
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| Set Screw | IL | Set Screw (Square Head) | Steel | Plain | 3/8-16 x 3 1/2 | cup point case hardened square set | 2556 |
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| Set Screw | IL | Set Screw (Square Head) | Steel | Plain | 5/8-11 x 3 1/2 | cup point case hardened square set | 297 |
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| Set Screw | IL | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 3 1/2 | cup point low carbon case hardened square set | 768 |
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| Set Screw | IL | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 3 1/2 | cup point case hardened square head set screw | 215 |
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| Set Screw | IL | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 3 1/2 | cup point square set | 3890 |
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| Mansco | MI | Set Screw (Square Head) | Grade 2 | Plain | 1-8 x 3-1/2 sq hd set scr cup pt gr2 pln case hard 10/box | 6 |
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| ACCURATE | IL | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 3 1/2 | coarse square set scr cup | 1057 |
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| ACCURATE | IL | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 3 1/2 | coarse square set scr cup | 624 |
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| Liberty | IL | Set Screw (Square Head) | Steel | Plain | 7/8-9 x 3 1/2 | square set dog point dog point | 4 |
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| Liberty | IL | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 3 1/2 | square set cup pt cup pt | 15 |
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| Liberty | IL | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 3 1/2 | square set cup point cup point | 48 |
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| Liberty | IL | Set Screw (Square Head) | Steel | Plain | 1-8 x 3 1/2 | square set cup point cup point | 35 |
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| Komar | AR | Set Screw (Square Head) | Steel | Plain | 9/16-12 x 3 1/2 | square set scr-oval pt | 75 |
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| Komar | MO | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 3 1/2 | square set -cup pt | 237 |
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| Alma Bolt | MI | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 3 1/2 | square set | 337 |
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| Fastener | OH | Set Screw (Square Head) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | square head set screw 1-8 x 3 1/2 cup point 18.8 stainless | 1 |
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| Fastener | OH | Set Screw (Square Head) | Steel | Plain | 1-8 x 3 1/2 | square head set screw cup point 1-8x3-1/2 case hardened | 4 |
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| SWACO | OH | Set Screw (Square Head) | Steel | Black Oxide | 3/4-10 x 3 1/2 | 3/4-10x3-1/2 square set cup point black oxide | 21 |
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| SWACO | OH | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 3 1/2 | 1/2-13x3-1/2 square set sc cup stl t | 38 |
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| NutsBolts | NE | Set Screw (Square Head) | Steel | Plain | 5/8-11 x 3 1/2 | 5/8-11 x 3 1/2 square head set screw | 13 |
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| NutsBolts | NE | Set Screw (Square Head) | Steel | Plain | 7/8-9 x 3 1/2 | 7/8-9 x 3 1/2 square head set screw | 6 |
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| NutsBolts | NE | Set Screw (Square Head) | Steel | Plain | 1-8 x 3 1/2 | 1-8 x 3 1/2 square head set screw | 6 |
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| MidStates | MI | Set Screw (Square Head) | Steel | Plain | 5/8-11 x 3 1/2 | square set 1/2 dog pt | 43 |
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| MTP | CA | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 3 1/2 | 1/2-13x3 1/2 stl pln square set screw cup point | stock |
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| IPC | VA | Set Screw (Square Head) | 316, 317, A4 Stainless | Plain | 1/2-13 x 3 1/2 | 1/2-13x3 1/2 square set screw cup pt. 316 stainless steel | 20 |
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| IPC | VA | Set Screw (Square Head) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/4-10 x 3 1/2 | 3/4-10x3 1/2 square set screw cup 18-8 s/s steel | 6 |
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| Setko Fas | IL | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 3 1/2 | 3/4-10x3 1/2 cup point low carbon case hardened square head set screw | 1000 |
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| Setko Fas | IL | Set Screw (Square Head) | Steel | Plain | 7/16-14 x 3 1/2 | 7/16-14x3 1/2 cup point low carbon case hardened square head set | 1000 |
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| Northern | MN | Set Screw (Square Head) | Steel | Zinc/Clear | 3/4-10 x 3 1/2 | s/o 3/4-10x3-1/2 sq hd set zinc | 32 |
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| Northern | MN | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 3 1/2 | square set | 200 |
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| Northern | MN | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 3 1/2 | square set half dog ps | 50 |
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| Northern | MN | Set Screw (Square Head) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/8-11 x 3 1/2 | dog square set 18-8 304 | 42 |
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| HBBOLT | CA | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 3 1/2 | squ. set scr | 27 |
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| HBBOLT | CA | Set Screw (Square Head) | Steel | Plain | 1-8 x 3 1/2 | square set scr | 2 |
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| HBBOLT | CA | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 3 1/2 | squ. set scr | 12 |
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| HBBOLT | CA | Set Screw (Square Head) | Steel | Plain | 3/8-16 x 3 1/2 | squ. set scr | 2 |
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| HBBOLT | CA | Set Screw (Square Head) | Steel | Plain | 5/8-11 x 3 1/2 | squ. set scr | 12 |
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| HBBOLT | CA | Set Screw (Square Head) | Steel | Plain | 7/8-9 x 3 1/2 | square set scr | 8 |
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| Delta | TX | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 3 1/2 | sq hd cup pt set screw 1/2-13 x 3 1/2 (HARDENED) | 90 |
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| Delta | TX | Set Screw (Square Head) | Steel | Plain | 5/8-11 x 3 1/2 | sq hd cup pt set screw 5/8-11 x 3 1/2 (HARDENED) | 62 |
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| Delta | TX | Set Screw (Square Head) | Steel | Plain | 7/8-9 x 3 1/2 | sq hd cup pt set screw 7/8-9 x 3 1/2 (HARDENED) | 60 |
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| WDMB | IA | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 3 1/2 | screw set sqr cp chard (pl) 3/4-10x3 1/2 | 66 |
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| Fastener | OH | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 3 1/2 | square head set screw cup point 1/2-13x3-1/2 alloy | 100 |
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| Fastener | OH | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 3 1/2 | square head set screw cup point 3/4-10x3-1/2 steel case hardened | 54 |
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| FasSpcMfg | FL | Set Screw (Square Head) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 3 1/2 | square set cup point 18-8 s/s | 98 |
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| FasSpcMfg | FL | Set Screw (Square Head) | Superalloy (Inconel, Hastelloy, Alloy 20) | Plain | 1/2-13 x 3 1/2 | square set flat point carpenter 20 | 3 |
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| FasSpcMfg | FL | Set Screw (Square Head) | Ni-Cu Alloy (Monel, K-Monel, etc.) | Plain | 1/2-13 x 3 1/2 | square set oval point ni-cu 400 | 4 |
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| FasSpcMfg | FL | Set Screw (Square Head) | Steel | Plain | 5/8-11 x 3 1/2 | square set cup point rc 45-53 | 101 |
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| FasSpcMfg | FL | Set Screw (Square Head) | 316, 317, A4 Stainless | Plain | 3/4-10 x 3 1/2 | square set cup point 316 stainless 2a fit | 2 |
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| FasSpcMfg | FL | Set Screw (Square Head) | Steel | Plain | 3/4-16 x 3 1/2 | square set 1/2 dog point 4140 rc 37-44 | 20 |
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| FasSpcMfg | FL | Set Screw (Square Head) | 316, 317, A4 Stainless | Plain | 7/8-9 x 3 1/2 | square set cup point 316 stainless | 1 |
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| Hodell | OH | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 3 1/2 | 1/2-13x3 1/2 square set unc | 49 |
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| Hodell | OH | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 3 1/2 | 1/2-13x3 1/2 square set unc | 49 |
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| ACF | CA | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 3 1/2 | 3/4-10x3-1/2 square head set screw cup point thermal black | 50 |
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| BHAM | AL | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 3 1/2 | square set scr | 29 |
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| Liberty | IL | Set Screw (Square Head) | Steel | Zinc/Clear | 5/8-11 x 3 1/2 | square set scr cup pt pl | 40 |
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| ZAL INDUS | CA | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 3 1/2 | 1/2-13 x 3 1/2 square hd set screw alloy | 600 |
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| ZAL INDUS | CA | Set Screw (Square Head) | Steel | Plain | 3/8-16 x 3 1/2 | 3/8-16 x 3 1/2 square hd set screw alloy | 75 |
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| ZAL INDUS | CA | Set Screw (Square Head) | Steel | Plain | 5/8-11 x 3 1/2 | 5/8-11 x 3 1/2 square hd set screw alloy | 50 |
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| Lippin | CA | Set Screw (Square Head) | Steel | Plain | 7/8-9 x 3 1/2 | setscrew square head plain | 300 |
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| SRF | AL | Set Screw (Square Head) | Steel | Plain | 1-14 x 3 1/2 | square set cup pt | - |
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| SRF | AL | Set Screw (Square Head) | Steel | Plain | 1-8 x 3 1/2 | square set cup pt | - |
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| SRF | AL | Set Screw (Square Head) | Steel | Plain | 1 1/4-7 x 3 1/2 | square set cup pt | - |
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| SRF | AL | Set Screw (Square Head) | Steel | Plain | 5/16-18 x 3 1/2 | square set cup pt | 40 |
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| SRF | AL | Set Screw (Square Head) | Steel | Plain | 5/8-11 x 3 1/2 | square set cup pt | - |
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| SRF | AL | Set Screw (Square Head) | Steel | Plain | 9/16-12 x 3 1/2 | square set cup pt | - |
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| SRF | AL | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 3 1/2 | square set cup pt | 75 |
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| ASFCORP | MI | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 3 1/2 | 3/4-10 x 3 1/2 sq hd set scw cup pt stl case hard pkg | 2 |
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| ASFCORP | MI | Set Screw (Square Head) | Steel | Plain | 7/8-9 x 3 1/2 | 7/8-9 x 3 1/2 sq hd set scw cup pt stl case hard pkg | 50 |
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| ASFCORP | MI | Set Screw (Square Head) | Steel | Galvanized | 5/8-11 x 3 1/2 | 5/8-11 x 3 1/2 sq hd set scw oval pt stl case hard mech galv cl 55 ty 1 pkg | 46 |
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| OBRIEN | OH | Set Screw (Square Head) | Steel | Plain | 1-8 x 3 1/2 | square set cup pt | 45 |
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| OBRIEN | OH | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 3 1/2 | square set cup pt | 80 |
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| THRDFAST | FL | Set Screw (Square Head) | Steel | Plain | 3/8-16 x 3 1/2 | square set half dog pt b18.6.2 | 40 |
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| THRDFAST | FL | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 3 1/2 | square set cup pt b18.6.2 | 19 |
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| THRDFAST | FL | Set Screw (Square Head) | Steel | Plain | 7/8-9 x 3 1/2 | square set cup pt b18.6.2 | 16 |
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| THRDFAST | FL | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 3 1/2 | square set cup pt b18.6.2 | 14 |
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| THRDFAST | FL | Set Screw (Square Head) | Steel | Plain | 5/8-11 x 3 1/2 | square set cup pt b18.6.2 | 9 |
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| THRDFAST | TN | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 3 1/2 | square set cup pt b18.6.2 | 25 |
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| KBS | TN | Set Screw (Square Head) | Steel | Plain | 3/8-16 x 3 1/2 | 3/8-16 x 3 1/2 sq hd set screw b18.6.2 | 300 |
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| THRDFAST | AL | Set Screw (Square Head) | Steel | Plain | 1 1/2-6 x 3 1/2 | square set cup pt b18.6.2 | 3 |
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| THRDFAST | AL | Set Screw (Square Head) | Steel | Plain | 3/8-16 x 3 1/2 | square set cup pt b18.6.2 | 15 |
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| THRDFAST | MS | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 3 1/2 | square set cup pt b18.6.2 | 41 |
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| WSB | KY | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 3 1/2 | screw set sqr cp chard (pl) 1/2-13x3 1/2 b18.6.2 | 791 |
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| All Size | TX | Set Screw (Square Head) | Steel | Plain | 3/8-16 x 3 1/2 | 3/8-16 x 3 1/2 square head set screw b18.6.2 | 25 |
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| FACCA | Ont | Set Screw (Square Head) | Steel | Plain | 1 3/8-6 x 3 1/2 | 81 |
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| Wurth | IN | Set Screw (Square Head) | Steel | Zinc/Clear | 1/2-13 x 3 1/2 | 1/2-13 x 3-1/2 sq hd set screw st zny pack 40 per poly bag | 303 |
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| Valley Nu | WA | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 3 1/2 | nc square set hard pl | 6 |
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| Valley Nu | WA | Set Screw (Square Head) | Steel | Plain | 1-8 x 3 1/2 | nc square set hard pl | 10 |
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| Valley Nu | WA | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 3 1/2 | nc square set hard pl | 57 |
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