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1/4 Square Head Set Screws (ASME B18. 6.2)

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.

68 results, (click on any line for more information)

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
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GLFOHSet Screw (Square Head)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 1 3/41/4-20x1-3/4 square set screw cup pt 18-8 s/s b18.6.2 () () ()7
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GLFOHSet Screw (Square Head)SteelPlain1/4-20 x 11/4-20x1 square set screw cup pt stl pln b18.6.2 () () ()100
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BHAMALSet Screw (Square Head)SteelZinc/Clear1/4-20 x 11/4-20x1 square set screw zinc b18.6.23306
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AbabaCASet Screw (Square Head)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 11/4-20 x 1 sq hd set screw s/s b18.6.2100
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ASMCILSet Screw (Square Head)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 1 1/4(ft) coarse square set cup pt ss18-8 b18.6.2100
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ASMCILSet Screw (Square Head)SteelPlain1/4-28 x 1 1/41/4-28x1 1/4 (ft) fine square set screw cup pt low carb case hard pln b18.6.2100
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ASMCILSet Screw (Square Head)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 1/2(ft) coarse square set cup pt ss18-8 b18.6.21,001
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MFSKSSet Screw (Square Head)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 3/8square , cup point b18.6.282
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MFSKSSet Screw (Square Head)SteelZinc/Yellow1/4-20 x 3/8square , cup point b18.6.22012
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MFSKSSet Screw (Square Head)SteelPlain1/4-20 x 1/2square , cone point b18.6.22507
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MFSKSSet Screw (Square Head)SteelPlain1/4-20 x 1/2square , cup point b18.6.2322
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MFSKSSet Screw (Square Head)SteelZinc/Yellow1/4-20 x 5/8square , cup point b18.6.2226
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StandardMASet Screw (Square Head)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 1/21/4-20 x 1/2 square head set screw cup point 18-8 stainless steel b18.6.23920
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StandardMASet Screw (Square Head)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 1 1/21/4-20x1-1/2 square set screw 18-8 stainless steel b18.6.2447
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StandardMASet Screw (Square Head)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 1 1/41/4-20x1-1/4 square set screw 18-8 stainless steel b18.6.23080
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StandardMASet Screw (Square Head)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 11/4-20x1 square set screw 18-8 stainless steel b18.6.22312
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StandardMASet Screw (Square Head)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 3/41/4-20x3/4 square set screw 18-8 stainless steel b18.6.23941
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QFCTXSet Screw (Square Head)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 1 1/41/4-20x1 1/4 square head set screw s/s cup point domestic b18.6.2237
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QFCTXSet Screw (Square Head)SteelPlain1/4-20 x 1/21/4-20x1/2 hex head slotted square cone b18.6.279300
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QFCTXSet Screw (Square Head)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 11/4-20x1 sq head set screw 18-8 b18.6.2162
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QFCTXSet Screw (Square Head)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 11/4-20x1 sq head set screw 18-8 b18.6.2740
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QFCTXSet Screw (Square Head)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 1 1/41/4-20x1 1/4 square set screw 18-8 b18.6.22547
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QFCTXSet Screw (Square Head)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 1 1/41/4-20x1 1/4 square set screw 18-8 b18.6.2100
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QFCTXSet Screw (Square Head)Grade AZinc/Clear1/4-20 x 11/4-20x1 square head set screw cup point a307 zinc b18.6.23917
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QFCTXSet Screw (Square Head)Grade APlain1/4-20 x 1 1/21/4-20x1-1/2 square head set screw cup point a307 b18.6.21838
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OSSCORISet Screw (Square Head)SteelPlain1/4-20 x 1 1/41/4-20x1 1/4 square set screw b18.6.253
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OSSCORISet Screw (Square Head)SteelPlain1/4-20 x 1/21/4-20x1/2 square set screw b18.6.21,525
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OSSCORISet Screw (Square Head)SteelPlain1/4-20 x 3/41/4-20x3/4 square set screw b18.6.2451
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QFCTXSet Screw (Square Head)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 1 1/41/4-20 x 1 1/4 square head set screw s/s cup point b18.6.210
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THRDFASTFLSet Screw (Square Head)SteelPlain1/4-20 x 1/2square set cup pt b18.6.2289
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THRDFASTFLSet Screw (Square Head)SteelPlain1/4-20 x 2 1/2square set cup pt b18.6.2166
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THRDFASTFLSet Screw (Square Head)SteelPlain1/4-20 x 5/8square set cup pt b18.6.2113
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THRDFASTFLSet Screw (Square Head)SteelPlain1/4-20 x 2square set cup pt b18.6.284
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THRDFASTFLSet Screw (Square Head)SteelPlain1/4-20 x 3square set cup pt b18.6.260
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THRDFASTFLSet Screw (Square Head)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 118-8 ss square set cup pt b18.6.227
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THRDFASTFLSet Screw (Square Head)SteelPlain1/4-20 x 6square set cup pt b18.6.210
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THRDFASTFLSet Screw (Square Head)SteelPlain1/4-20 x 1 3/4square set cup pt b18.6.24
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THRDFASTTNSet Screw (Square Head)SteelPlain1/4-20 x 3square set cup pt b18.6.2100
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THRDFASTTNSet Screw (Square Head)SteelPlain1/4-20 x 2square set cup pt b18.6.2100
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THRDFASTTNSet Screw (Square Head)SteelPlain1/4-20 x 2 1/2square set cup pt b18.6.275
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THRDFASTTNSet Screw (Square Head)SteelPlain1/4-20 x 4square set cup pt b18.6.225
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THRDFASTTNSet Screw (Square Head)316, 317, A4 StainlessPlain1/4-20 x 1t-316 ss square set cup pt b18.6.210
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THRDFASTMSSet Screw (Square Head)SteelPlain1/4-20 x 3/4square set cup pt b18.6.290
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THRDFASTALSet Screw (Square Head)SteelPlain1/4-20 x 1 1/4square set cup pt b18.6.285
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THRDFASTMSSet Screw (Square Head)SteelPlain1/4-20 x 1square set cup pt b18.6.240
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THRDFASTALSet Screw (Square Head)SteelPlain1/4-20 x 2 1/4square set cup pt b18.6.2561
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THRDFASTALSet Screw (Square Head)SteelPlain1/4-20 x 1/2square set cup pt b18.6.2235
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THRDFASTFLSet Screw (Square Head)SteelPlain1/4-20 x 3/4square set cup pt b18.6.250
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THRDFASTALSet Screw (Square Head)SteelPlain1/4-20 x 7/8square set cup pt b18.6.257
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WSBKYSet Screw (Square Head)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 3/4screw set sqr (18-8) 1/4-20x3/4 b18.6.23,081
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WSBKYSet Screw (Square Head)316, 317, A4 StainlessPlain1/4-20 x 1screw set sqr cp sst 316 1/4-20x1 b18.6.21,410
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