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4 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.
113 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) | Grade 5 | Plain | 1-12 x 4 1/2 | cup point low carbon case hard square set | inquire |
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| Set Screw | IL | Set Screw (Square Head) | Steel | Plain | 1-8 x 4 1/2 | flat point not hardened square set | inquire |
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| Set Screw | IL | Set Screw (Square Head) | Steel | Plain | 3/8-16 x 4 1/2 | oval point case hardened square set | inquire |
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| Set Screw | IL | Set Screw (Square Head) | Steel | Plain | 3/8-16 x 4 1/2 | cup point r/c45-53 square set | inquire |
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| Endries | WI | Set Screw (Square Head) | Steel | Plain | 1-8 x 4 1/2 | 1-8x4-1/2 square headed set screw cup point plain | 2 |
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| Endries | WI | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 4 1/2 | 3/4-10x4-1/2 square headed set screw cup point plain | 4 |
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| GLF | OH | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 4 1/2 | 3/4-10 x 4-1/2 sq hd set screw stl pln | 8 |
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| GLF | OH | Set Screw (Square Head) | Steel | Plain | 1-8 x 4 1/2 | 1-8 x 4-1/2 sq hd set screw cup pt stl pln | 8 |
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| Jackson | MS | Set Screw (Square Head) | Steel | Plain | 3/8 x 4 1/2 | nc square set | 75 |
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| Jackson | MS | Set Screw (Square Head) | Steel | Zinc/Yellow | 1 x 4 1/2 | nc square set yellow | 16 |
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| Jackson | MS | Set Screw (Square Head) | Steel | Zinc/Clear | 3/8 x 4 1/2 | 3/8x4-1/2 nc sq set | 1 |
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| Jackson | MS | Set Screw (Square Head) | Steel | Plain | 7/16 x 4 1/2 | 7/16x4-1/2 nc square set | 17 |
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| Jackson | MS | Set Screw (Square Head) | Steel | Plain | 3/4 x 4 1/2 | nc square set | 71 |
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| Jackson | MS | Set Screw (Square Head) | Steel | Plain | 1/2 x 4 1/2 | nc square set | 123 |
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| Jackson | MS | Set Screw (Square Head) | Steel | Plain | 7/8 x 4 1/2 | nc square set | 35 |
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| Jackson | MS | Set Screw (Square Head) | Steel | Plain | 5/8 x 4 1/2 | nc square set | 119 |
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| Jackson | MS | Set Screw (Square Head) | Steel | Plain | 1/4 x 4 1/2 | nc square set | 121 |
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| SWACO | OH | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 4 1/2 | 3/4-10x4-1/2 square set cup point | 5 |
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| SWACO | OH | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 4 1/2 | 1/2-13x4-1/2 square set cup point | 50 |
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| Hayes | CA | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 4 1/2 | 1/2-13 x 4 1/2 sq hd set cup pt stl | 1 |
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| Hayes | CA | Set Screw (Square Head) | Steel | Plain | 5/8-11 x 4 1/2 | 5/8-11 x 4 1/2 sq hd set cup pt stl | 21 |
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| Hayes | CA | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 4 1/2 | 3/4-10 x 4 1/2 sq hd set cup pt stl | 5 |
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| R&S Indus | OR | Set Screw (Square Head) | Steel | Plain | 5/8-11 x 4 1/2 | 5/8-11x4 1/2 square head set screws cup point coarse case hardened plain bg2sqd05004411p/130 | 152 |
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| BHAM | AL | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 4 1/2 sq hd set scr | | 81 |
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| Setko Fas | IL | Set Screw (Square Head) | Grade 2 | Zinc/Clear | 1/2-13 x 4 1/2 | 1/2-13 x 4 1/2 cup point low carbon case hardened square head set screw zinc rohs | 300 |
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| Set Screw | IL | Set Screw (Square Head) | Grade 5 | Plain | 1-12 x 4 1/2 | cup point low carbon case hard square set | inquire |
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| Set Screw | IL | Set Screw (Square Head) | Steel | Plain | 1-8 x 4 1/2 | flat point not hardened square set | inquire |
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| Set Screw | IL | Set Screw (Square Head) | Steel | Plain | 3/8-16 x 4 1/2 | oval point case hardened square set | inquire |
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| Set Screw | IL | Set Screw (Square Head) | Steel | Plain | 3/8-16 x 4 1/2 | cup point r/c45-53 square set | inquire |
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| Set Screw | IL | Set Screw (Square Head) | Steel | Plain | 1-12 x 4 1/2 | flat point case hard square set | inquire |
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| Set Screw | IL | Set Screw (Square Head) | Steel | Plain | 3/8-16 x 4 1/2 | half dog point case hardened square set | inquire |
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| Set Screw | IL | Set Screw (Square Head) | Steel | Plain | 5/8-18 x 4 1/2 | cup point case hard square set | inquire |
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| Set Screw | IL | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 4 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 4 1/2 | 5/8-11 x 4 1/2 cup point case hard square head set screw | 219 |
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| Set Screw | IL | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 4 1/2 | 1/2-13 x 4 1/2 cup point case hard square head set screw | 403 |
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| Set Screw | IL | Set Screw (Square Head) | Steel | Plain | 3/8-16 x 4 1/2 | cup point case hardened square set | 731 |
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| ACCURATE | IL | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 4 1/2 | coarse square set scr cup | 473 |
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| ACCURATE | IL | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 4 1/2 | coarse square set scr cup | 327 |
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| FasSpcMfg | FL | Set Screw (Square Head) | ASTM A574 | Plain | 1/4-20 x 4 1/2 | 1/4-20 x 4 square head set 1/2 dog point alloy rc 33-39 | 3 |
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| FasSpcMfg | FL | Set Screw (Square Head) | 316, 317, A4 Stainless | Plain | 1/2-13 x 4 1/2 | 1/2-13 x 4-1/2 square head set cup point 316 stainless | 2 |
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| FasSpcMfg | FL | Set Screw (Square Head) | ASTM A574 | Plain | 3/4-10 x 4 1/2 | 3/4-10 x 4 square head set 1/2 dog point 4140 alloy rc 45-53 | 89 |
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| FasSpcMfg | FL | Set Screw (Square Head) | ASTM A574 | Plain | 3/4-10 x 4 1/2 | 3/4-10 x 4-1/2 square head set 1/2 dog pt alloy rc 45-53 | 3 |
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| FasSpcMfg | FL | Set Screw (Square Head) | ASTM A574 | Plain | 3/4-10 x 4 1/2 | 3/4-10 x 4-1/2 square head set 1/2 dog pt alloy rc 45-50 | 7 |
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| FasSpcMfg | FL | Set Screw (Square Head) | ASTM A574 | Plain | 3/4-10 x 4 1/2 | 3/4-10 x 4-1/2 square head set 1/2 dog pt alloy rc 45-53 | 3 |
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| FasSpcMfg | FL | Set Screw (Square Head) | ASTM A574 | Plain | 3/4-10 x 4 1/2 | 3/4-10 x 4-1/2 square head set 1/2 dog pt alloy rc 45-50 | 7 |
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| FasSpcMfg | FL | Set Screw (Square Head) | 316, 317, A4 Stainless | Plain | 1/2-13 x 4 1/2 | 1/2-13 x 4-1/2 square head set cup point 316 stainless | 2 |
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| FasSpcMfg | FL | Set Screw (Square Head) | ASTM A574 | Plain | 1/4-20 x 4 1/2 | 1/4-20 x 4 square head set 1/2 dog point alloy rc 33-39 | 3 |
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| FasSpcMfg | FL | Set Screw (Square Head) | ASTM A574 | Plain | 3/4-10 x 4 1/2 | 3/4-10 x 4 square head set 1/2 dog point 4140 alloy rc 45-53 | 89 |
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| OneMonroe | NC | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 4 1/2 | 1/2-13 x 4-1/2 plain cup point square head set screw | 78 |
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| OneMonroe | NC | Set Screw (Square Head) | Steel | Plain | 7/8-9 x 4 1/2 | 7/8-9 x 4-1/2 plain cup point square head set screw | 25 |
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| OneMonroe | NC | Set Screw (Square Head) | Steel | Plain | 1-8 x 4 1/2 | 1-8 x 4-1/2 plain cup point square head set screw | 10 |
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| OneMonroe | NC | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 4 1/2 | 3/4-10 x 4 1/2 sq hd set screw | 25 |
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| Alma Bolt | MI | Set Screw (Square Head) | Plain | 1-8 x 4 1/2 | 1-8 x 4 1/2 | square head set screw | 16 |
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| Alma Bolt | MI | Set Screw (Square Head) | Plain | 1-8 x 4 1/2 | 1-8 x 4 1/2 | square head set screw | 1 |
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| Alma Bolt | MI | Set Screw (Square Head) | Plain | 5/8-11 x 4 1/2 | 5/8-11 x 4 1/2 | square head set screw | 21 |
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| Alma Bolt | MI | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 4 1/2 | square set | 76 |
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| Jackson | MS | Set Screw (Square Head) | Steel | Zinc/Yellow | 3/4 x 4 1/2 | nc square set yellow | 5 |
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| Jackson | MS | Set Screw (Square Head) | Steel | Plain | 1 x 4 1/2 | nc square set | 29 |
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| NutsBolts | NE | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 4 1/2 | 3/4-10 x 4 1/2 square head set screw | 12 |
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| NutsBolts | NE | Set Screw (Square Head) | Steel | Plain | 7/8-9 x 4 1/2 | 7/8-9 x 4 1/2 square head set screw | 23 |
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| NutsBolts | NE | Set Screw (Square Head) | Steel | Plain | 1-8 x 4 1/2 | 1-8 x 4 1/2 square head set screw | 11 |
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| OneMonroe | MA | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 4 1/2 | 3/4-10 x 4 1/2 sq hd set screw | 25 |
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| Liberty | IL | Set Screw (Square Head) | Steel | Plain | 1-8 x 4 1/2 | 1-8x4-1/2 square set cup pt cup pt | 7 |
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| Liberty | IL | Set Screw (Square Head) | 316, 317, A4 Stainless | Plain | 1-8 x 4 1/2 | square set cup point 316 stainless cup point 316 stainless | 2 |
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| Liberty | IL | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 4 1/2 | 3/4-10x4-1/2 square set cup pt cup pt | 15 |
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| Liberty | IL | Set Screw (Square Head) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/8-11 x 4 1/2 | square set cup point 18-8 s/s cup point 18-8 s/s | 164 |
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| Liberty | IL | Set Screw (Square Head) | Steel | Plain | 2-4 1/2 x 4 1/2 | sq hs set flat point flat point | 11 |
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| Future Fastener | TX | Set Screw (Square Head) | Steel | Black Oxide | 5/16-18 x 4 1/2 | 5/16-18 x 4-1/2 square hd set scr blk | 13 |
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| Future Fastener | TX | Set Screw (Square Head) | Steel | Black Oxide | 1-8 x 4 1/2 | 1-8 x 4 1/2 square head set screw blk | 5 |
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| Endries | WI | Set Screw (Square Head) | Steel | Zinc/Yellow | 3/4-16 x 4 1/2 | 3/4-16x4-1/2 case hardened square headed set screw 1/2 dog point trivalent yellow zinc | 50 |
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| BIG BOLT | IL | Set Screw (Square Head) | Steel | Plain | 5/8-11 x 4 1/2 | set (square )square b18.3 (hardened) | 3580 |
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| Wurth Ind | IN | Set Screw (Square Head) | Steel | Zinc/Clear | 1/2-13 x 4 1/2 | square head set screw cup point chard zn 1/2-13x4 1/2 steel zinc/clear | 137.5 |
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| WINA | MN | Set Screw (Square Head) | Aluminum | Zinc/Clear | 1/2-13 x 4 1/2 | square head set screw cup point chard zn 1/2-13x4 1/2 | 137.5 |
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| Fastener | OH | Set Screw (Square Head) | Steel | Plain | 1-8 x 4 1/2 | square head set screw cup point 1-8x4-1/2 hardened steel | 10 |
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| MidStates | MI | Set Screw (Square Head) | Steel | Plain | 1 1/8-7 x 4 1/2 | 1 1/8-7 x 4 1/2 sq hd set cup pt pln | 10 |
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| MidStates | MI | Set Screw (Square Head) | Steel | Plain | 1 1/2-6 x 4 1/2 | 1 1/2-6 x 4 1/2 sq hd set cup pt pln | 4 |
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| MidStates | MI | Set Screw (Square Head) | Steel | Plain | 1 1/2-12 x 4 1/2 | square set cup pt | 13 |
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| MidStates | MI | Set Screw (Square Head) | Steel | Plain | 7/8-9 x 4 1/2 | square set cup pt | 7 |
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| Northern | MN | Set Screw (Square Head) | Steel | Plain | 5/8-11 x 4 1/2 | 5/8-11x4-1/2 square set | 100 |
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| Northern | MN | Set Screw (Square Head) | Steel | Zinc/Clear | 5/8-11 x 4 1/2 | 5/8-11x4-1/2 square set | 422 |
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| HBBOLT | CA | Set Screw (Square Head) | Steel | Plain | 3/8-16 x 4 1/2 | square set | 25 |
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| HBBOLT | CA | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 4 1/2 | squ. set scr | 10 |
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| HBBOLT | CA | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 4 1/2 | squ. set scr | 1 |
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| Delta | TX | Set Screw (Square Head) | Steel | Plain | 5/8-11 x 4 1/2 | sq hd cup pt set screw 5/8-11 x 4 1/2 (HARDENED) | 110 |
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| ISSCO | MO | Set Screw (Square Head) | Steel | Plain | 5/8-11 x 4 1/2 | cup point | 1725 |
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| ISSCO | MO | Set Screw (Square Head) | Steel | Plain | 1 1/4-12 x 4 1/2 | half dog | 11 |
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| Delta | TX | Set Screw (Square Head) | Steel | Plain | 1-8 x 4 1/2 | sq hd cup pt set screw 1-8 x 4 1/2 | 48 |
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| Delta | TX | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 4 1/2 | square cup pt set screw 3/4-10x4 1/2 | 49 |
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| BHAM | AL | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 4 1/2 | square set scr | 75 |
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| BHAM | AL | Set Screw (Square Head) | Steel | Plain | 1-8 x 4 1/2 | square set | 34 |
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| BHAM | AL | Set Screw (Square Head) | Steel | Galvanized | 1/2-13 x 4 1/2 | 1/2-13x4-1/2 square set scr mech | 40 |
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| Lippin | CA | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 4 1/2 | setscrew square head plain | 50 |
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| SRF | AL | Set Screw (Square Head) | Steel | Plain | 1-8 x 4 1/2 | square set cup pt | - |
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| SRF | AL | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 4 1/2 | square set cup pt | 2 |
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| SRF | AL | Set Screw (Square Head) | Steel | Plain | 5/8-11 x 4 1/2 | square set cup pt | 4 |
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| SRF | AL | Set Screw (Square Head) | Steel | Zinc/Clear | 5/8-11 x 4 1/2 | square set cup pt | - |
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| Wurth Ada | MN | Set Screw (Square Head) | Steel | Zinc/Clear | 1/2-13 x 4 1/2 | scr set square cp charound (zt) 1/2-13x4 1/2 | 200 |
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| Wurth Ada | MN | Set Screw (Square Head) | Steel | Plain | 3/8-16 x 4 1/2 | scr set square cp charound (pl) 3/8-16x4 1/2 | 50 |
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| OBRIEN | OH | Set Screw (Square Head) | Steel | Plain | 5/8-11 x 4 1/2 | square set cup pt | 23 |
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| OBRIEN | OH | Set Screw (Square Head) | Steel | Plain | 1-8 x 4 1/2 | square set cup pt | 4 |
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| THRDFAST | FL | Set Screw (Square Head) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/2-13 x 4 1/2 | 18-8 ss square set cup pt b18.6.2 | 39 |
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| THRDFAST | FL | Set Screw (Square Head) | Steel | Plain | 3/8-16 x 4 1/2 | square set cup pt b18.6.2 | 20 |
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| THRDFAST | TN | Set Screw (Square Head) | Steel | Plain | 5/8-11 x 4 1/2 | square set cup pt b18.6.2 | 25 |
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| KBS | TN | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 4 1/2 | 1/2-13 x 4 1/2 sq hd set screw b18.6.2 | 120 |
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| THRDFAST | AL | Set Screw (Square Head) | Steel | Plain | 3/8-16 x 4 1/2 | square set cup pt b18.6.2 | 18 |
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| THRDFAST | AL | Set Screw (Square Head) | Steel | Plain | 5/8-11 x 4 1/2 | square set oval pt b18.6.2 | 25 |
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| THRDFAST | AL | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 4 1/2 | square set cup pt b18.6.2 | 10 |
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| THRDFAST | AL | Set Screw (Square Head) | Steel | Plain | 3/4-10 x 4 1/2 | square set half dog pt b18.6.2 | 17 |
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| THRDFAST | AL | Set Screw (Square Head) | Steel | Plain | 1-8 x 4 1/2 | square set cup pt b18.6.2 | 2 |
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| THRDFAST | AL | Set Screw (Square Head) | Steel | Plain | 7/8-9 x 4 1/2 | square set cup pt b18.6.2 | 29 |
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| THRDFAST | AL | Set Screw (Square Head) | Steel | Plain | 5/8-11 x 4 1/2 | square set cup pt b18.6.2 | 34 |
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| All Size | TX | Set Screw (Square Head) | Steel | Plain | 3/8-16 x 4 1/2 | 3/8-16 x 4 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 4 1/2 | 44 |
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| Valley Nu | WA | Set Screw (Square Head) | Steel | Plain | 1/4-20 x 4 1/2 | nc square set hard pl | 18 |
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| Valley Nu | WA | Set Screw (Square Head) | Steel | Plain | 5/16-18 x 4 1/2 | nc square set hard pl | 74 |
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| Valley Nu | WA | Set Screw (Square Head) | Steel | Plain | 1/2-13 x 4 1/2 | nc square set hard pl | 3 |
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| Valley Nu | WA | Set Screw (Square Head) | Steel | Plain | 5/8-11 x 4 1/2 | nc square set hard pl | 18 |
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