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2 1/4 inch length Square Head Bolts (ASME B18. 2.1)

Square Head Bolts were once the most common form of bolt, until they were replaced by hex head bolts. They are covered under ANSI Standard B18.2.1 and are now most commonly used for aesthetic purposes to provide a rustic look .

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

Buy Square Head Bolts from one of our FCH Network Members
SupplierLocTypeMaterialFinishSizeDescriptionQty 
ASMCILSquare Head BoltGrade AZinc/Clear3/8-16 x 2 1/4a307 gra square hd m/b low carb zp b18.2.1550
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BIG BOLTILSquare Head BoltGrade 5Plain3/8-16 x 2 1/4bolt & c/s square boltsquare b18.2.112000
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BIG BOLTILSquare Head BoltGrade 5Plain1/2-13 x 2 1/4bolt & c/s square boltsquare b18.2.117000
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B & K FASTPASquare Head BoltSteelPlain5/8-11 x 2 1/45/8-11 x 2 1/4 square bolts plain b18.2.11477
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B & K FASTPASquare Head BoltSteelPlain7/8-9 x 2 1/47/8-9 x 2 1/4 square bolts plain b18.2.11331
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THRDFASTALSquare Head BoltSteelGalvanized1/2-13 x 2 1/4square hd bolt hdg b18.2.1275
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THRDFASTMSSquare Head BoltSteelPlain5/16-18 x 2 1/4square hd bolt b18.2.180
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WSBKYSquare Head BoltSteelPlainx 2 1/4blt sqr si brz (pl) 3/8 16x2 1/4 b18.2.150
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WSBKYSquare Head BoltGrade 8Zinc/Clear3/4-10 x 2 1/4blt sqr gr8 (zt) 3/4-10x2 1/4 b18.2.1199
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