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2 3/4 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 .

42 results, (click on any line for more information)
Buy Square Head Bolts from one of our FCH Network Members
SupplierLocTypeMaterialFinishSizeDescriptionQty 
WeaverWASquare Head BoltGrade 5Plain5/8-11 x 2 3/4 gr5 square hd bolt plain13
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HayesCASquare Head BoltSteelZinc/Clear3/4-10 x 2 3/43/4-10 x 2 3/4 square hd bolt zinc166
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HayesCASquare Head BoltSteelZinc/Clear3/8-16 x 2 3/43/8-16 x 2 3/4 square hd bolt zinc60
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HayesCASquare Head BoltSteelPlain3/8-16 x 2 3/43/8-16 x 2 3/4 square hd bolt pln5
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AbabaCASquare Head BoltSteelZinc/Clear3/4-10 x 2 3/43/4-10 x 2 3/4 sq hd bolt steel znc b18.2.1127
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ACCURATEILSquare Head BoltSteelZinc/Clear3/8-16 x 2 3/4bolt square machine750
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ACCURATEILSquare Head BoltSteelPlain3/8-16 x 2 3/4bolt square machine300
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ACCURATEILSquare Head BoltSteelPlain5/8-11 x 2 3/4bolt square machine52
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LibertyILSquare Head BoltSteelPlain1/2-13 x 2 3/4square m/b machine bolt225
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LibertyILSquare Head BoltSteelPlain7/8-9 x 2 3/4square m/b machine bolt4
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LibertyILSquare Head BoltSteelPlain1/4-20 x 2 3/4square m/b machine bolt1,500
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HayesCASquare Head BoltSteelPlain5/8-11 x 2 3/45/8-11 x 2 3/4 square hd bolt pln51
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Alma BoltMISquare Head BoltGrade 2Plain5/8-11 x 2 3/4square bolt977
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Alma BoltMISquare Head BoltGrade 2Plain3/4-10 x 2 3/4square bolt328
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XL ScrewGASquare Head BoltSteelPlain5/8-11 x 2 3/4square m/b std thrd fsb astm a307140
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XL ScrewGASquare Head BoltSteelZinc/Clear5/8-11 x 2 3/4square hd m/b std thrd fsb astm a307 zp140
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SWACOOHSquare Head BoltGrade APlain3/8-16 x 2 3/43/8-16x2 3/4 a307 gr a square hd bolt p50
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MidStatesMISquare Head BoltGrade 2Plain3/4-10 x 2 3/43/4-10 x 2 3/4 square hd bolt gr 2 pln5
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IPCVASquare Head BoltGrade 2Zinc/Clear1/2-13 x 2 3/41/2-13x2 3/4 square hd mach bolt grade 2 cr3 zinc-rohs750
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IPCVASquare Head BoltGrade AZinc/Yellow5/8-11 x 2 3/45/8-11x2 3/4 square hd mach bolt a307 steel zinc yellow133
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IPCVASquare Head BoltGrade 2Plain5/8-11 x 2 3/45/8-11x2 3/4 square hd mach bolt grade 253
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BIG BOLTILSquare Head BoltGrade 8Plain3/4-10 x 2 3/4bolt & c/s square boltsquare b18.2.1800
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BIG BOLTILSquare Head BoltGrade 5Plain5/8-11 x 2 3/4bolt & c/s square bolt2935
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BIG BOLTILSquare Head BoltGrade 8Zinc/Clear5/16-18 x 2 3/4bolt & c/s square boltsquare b18.2.11580
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BIG BOLTILSquare Head BoltGrade 5Plain7/8-9 x 2 3/4bolt & c/s square boltsquare b18.2.13700
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JET FITTINGCASquare Head BoltGrade APlain3/8-16 x 2 3/43/8-16x2 3/4 a307 gr a square hd bolt p 747099 b18.2.150
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FasSpcMfgFLSquare Head Bolt316, 317, A4 StainlessPlain1/2-13 x 2 3/4square bolt 316 stn3
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ISSCOMOSquare Head BoltGrade 2Plain5/8-11 x 2 3/41275
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B & K FASTPASquare Head BoltSteelPlain3/4-10 x 2 3/43/4-10 x 2 3/4 square bolts plain b18.2.1973
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Kanebridge ILSquare Head BoltSteelPlain3/8-16 x 2 3/43/8-16x2 3/4 square machine bolt plain7.500
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Kanebridge ILSquare Head BoltSteelPlain5/8-11 x 2 3/45/8-11x2 3/4 bolt square machine plain2.500
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JET FITTINGCASquare Head BoltGrade APlain3/8-16 x 2 3/43/8-16x2 3/4 (pt) bolts square head bolts a307 grade a square head bolt plain (inch) b18.2.1400
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KBSTNSquare Head BoltSteelPlain1-8 x 2 3/41-8 x 2 3/4 square hd mach.bolt b18.2.15
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THRDFASTFLSquare Head BoltSteelPlain1/2-13 x 2 3/4square hd bolt b18.2.139
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FMPMASquare Head BoltSteelPlain5/8-11 x 2 3/4square bolt62
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FMPMASquare Head BoltSteelPlain3/4-10 x 2 3/4square bolt16
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FMPMASquare Head BoltSteelPlain7/8-9 x 2 3/4square bolt2300
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Valley NuWASquare Head BoltSteelPlain5/16-18 x 2 3/4nc square bolt pl8
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ACCURATEILSquare Head BoltSteelPlain7/8-9 x 2 3/4square m/b300
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ACCURATEILSquare Head BoltSteelZinc/Clear3/8-16 x 2 3/4square m/b1,600
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ACCURATEILSquare Head BoltSteelPlain3/4-10 x 2 3/4square m/b430
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ACCURATEILSquare Head BoltSteelZinc/Clear5/8-11 x 2 3/4square m/b530
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