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2 1/4 inch length Square Head Bolts

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 .

52 results, (click on any line for more information)
Buy Square Head Bolts from one of our FCH Network Members
SupplierLocTypeMaterialFinishSizeDescriptionQty 
JacksonMSSquare Head BoltGrade 5Plain1/2-13 x 2 1/4nc square bolt gr.549
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YANKEENHSquare Head BoltSteelPlain3/4-10 x 2 1/43/4-10 x 2 1/4 square hd bolt70
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HayesCASquare Head BoltSteelPlain3/4-10 x 2 1/43/4-10 x 2 1/4 square hd bolt pln134
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HayesCASquare Head BoltGrade 2Plain1/2-13 x 2 1/41/2-13 x 2 1/4 square hd bolt gr.2 pln with sq nut18
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HayesCASquare Head BoltSteelZinc/Clear5/8-11 x 2 1/45/8-11 x 2 1/4 square hd bolt zinc32
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ASMCILSquare Head BoltGrade AGalvanized1/2-13 x 2 1/4a307 gra square hd m/b low carb hdg400
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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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EndriesWISquare Head Bolt300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-13 x 2 1/41/2-13x2-1/4 square head ss flat point plain149
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ACCURATEILSquare Head BoltSteelZinc/Clear3/8-16 x 2 1/4bolt square machine f/t952
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ACCURATEILSquare Head BoltSteelPlain5/8-11 x 2 1/4bolt square machine136
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LibertyILSquare Head BoltSteelPlain1/2-13 x 2 1/4square m/b machine bolt25
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LibertyILSquare Head BoltSteelPlain7/8-9 x 2 1/4square m/b machine bolt70
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AmericanNYSquare Head BoltSteelZinc/Clear3/8-16 x 2 1/4square hd m/b pl500
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AmericanNYSquare Head BoltSteelPlain3/4-10 x 2 1/4square m/b500
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AmericanNYSquare Head BoltSteelZinc/Clear3/8-16 x 2 1/4square m/s bolt pl1800
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AmericanNYSquare Head BoltSteelPlain3/8-16 x 2 1/4square hd bolt2100
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HayesCASquare Head BoltSteelPlain5/8-11 x 2 1/45/8-11 x 2 1/4 square hd bolt pln8
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HayesCASquare Head BoltSteelPlain1/2-13 x 2 1/41/2-13 x 2 1/4 square hd bolt pln117
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Alma BoltMISquare Head BoltGrade 2Plain1/2-13 x 2 1/4square bolt237
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METRO INDOHSquare Head BoltSteelPlain5/8-11 x 2 1/4square hd bolt17
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XL ScrewGASquare Head BoltSteelPlain5/8-11 x 2 1/4square m/b std thrd fsb astm a307160
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XL ScrewGASquare Head BoltSteelPlain3/4-10 x 2 1/4square m/b std thrd fsb astm a307100
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EmpireWASquare Head BoltSteelPlain3/4 x 2 1/43/4 x 2-1/4 square head bolt204
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MidStatesMISquare Head BoltGrade 2Plain1/4-20 x 2 1/41/4-20 x 2 1/4 square hd bolt gr 2 pln380
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WDMBIASquare Head BoltGrade 5Zinc/Clear5/8-11 x 2 1/4bolt sqr gr5 (zt) 5/8-11x2 1/4 (W0J0) (W0J0) (W0J0)245
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WDMBIASquare Head BoltGrade 5Zinc/Clear5/8-11 x 2 1/4bolt sqr grade 5 (zt) 5/8-11x2 1/4 (W0J0)150
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Purchase MOSquare Head BoltSteelZinc/Clear3/8-16 x 2 1/43/8-16 x 2 1/4 square hd bolt zinc313
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IPCVASquare Head BoltGrade AZinc/Yellow3/4-10 x 2 1/43/4-10x2 1/4 square hd mach bolt a307 steel zinc yellow ipc to suplly notarized material cert289
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IPCVASquare Head BoltGrade 2Plain5/8-11 x 2 1/45/8-11x2 1/4 square hd mach bolt grade 2371
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IPCVASquare Head BoltGrade 2Zinc/Clear3/8-16 x 2 1/43/8-16x2 1/4 square hd mach bolt grade 2 cr3 zinc-rohs350
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IPCVASquare Head BoltGrade 2Zinc/Clear1/2-13 x 2 1/41/2-13x2 1/4 square hd mach bolt grade 2 cr3 zinc-rohs330
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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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Kanebridge ILSquare Head BoltSteelPlain3/8-16 x 2 1/43/8-16x2 1/4 square machine bolt plain7.500
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Kanebridge ILSquare Head BoltSteelPlain1/2-13 x 2 1/41/2-13x2 1/4 square machine bolt plain5,000
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SRFALSquare Head BoltGrade 2Plain1/2-13 x 2 1/4square hd bolt-
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OBRIENOHSquare Head BoltSteelPlain3/4-10 x 2 1/4square m/b90
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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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Valley NuWASquare Head BoltSteelGalvanized3/4-10 x 2 1/4nc square hd bolt hdg50
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ACCURATEILSquare Head BoltSteelZinc/Clear7/16-14 x 2 1/4square m/b175
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ACCURATEILSquare Head BoltSteelPlain7/8-9 x 2 1/4square m/b200
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ACCURATEILSquare Head BoltSteelZinc/Clear5/8-11 x 2 1/4square m/b100
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ACCURATEILSquare Head BoltSteelPlain3/4-10 x 2 1/4square m/b300
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ACCURATEILSquare Head BoltSteelZinc/Clear3/8-16 x 2 1/4square fulthr m/b2,200
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ACCURATEILSquare Head BoltSteelZinc/Clear5/16-18 x 2 1/4square m/b1,600
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ACCURATEILSquare Head BoltSteelZinc/Clear1/4-20 x 2 1/4square m/b1,300
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QFSMISquare Head Bolt300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 2 1/4Square head set screw cup point STAINLESS STEEL5
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