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7 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 .

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Buy Square Head Bolts from one of our FCH Network Members
SupplierLocTypeMaterialFinishSizeDescriptionQty 
YANKEENHSquare Head BoltGrade 5Zinc/Clear5/8-11 x 75/8-11x7 square head bolt grade 5 steel zinc plated38
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ASMCILSquare Head BoltGrade AZinc/Clear5/8-11 x 7a307 gra square hd m/b low carb zp37
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ASMCILSquare Head BoltGrade APlain1/2-13 x 7(pt) coarse a307 gra square hd m/b low carb b18.2.160
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ASMCILSquare Head BoltGrade APlain5/8-11 x 7(pt) coarse a307 gra square hd m/b low carb b18.2.150
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ASMCILSquare Head BoltGrade APlain3/4-10 x 7(pt) coarse a307 gra square hd m/b low carb b18.2.110
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GLFOHSquare Head BoltGrade APlain3/4-10 x 73/4-10x7 square hd bolt a307 stl pln b18.2.1 10
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HayesCASquare Head BoltGrade APlain5/8-11 x 75/8-11 x 7 square hd bolt a307-a pln20
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HayesCASquare Head BoltSteelZinc/Clear7/8-9 x 77/8-9 x 7 square hd bolt zinc12
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EndriesWISquare Head BoltSteelPhosphate5/8-11 x 75/8-11x7 square head machine bolt phos & oil370
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ACCURATEILSquare Head BoltSteelPlain1/2-13 x 7bolt square machine29
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ACCURATEILSquare Head BoltSteelPlain5/8-11 x 7bolt square machine56
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ACCURATEILSquare Head BoltSteelPlain1-8 x 7bolt square machine67
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ACCURATEILSquare Head BoltSteelZinc/Clear7/16-14 x 7bolt square machine350
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ACCURATEILSquare Head BoltSteelZinc/Clear5/16-18 x 7bolt square machine450
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ACCURATEILSquare Head BoltSteelZinc/Clear3/8-16 x 7bolt square machine6
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ACCURATEILSquare Head BoltSteelPlain1 1/4-7 x 7bolt square machine65
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LibertyILSquare Head Bolt300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1-8 x 7square machine bo lt 304s/s lt 304s/s4
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AmericanNYSquare Head BoltSteelZinc/Yellow1/2-13 x 7square m/b zy841
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AmericanNYSquare Head BoltSteelPlain1 1/2 x 7square bolt2
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XL ScrewGASquare Head BoltSteelPlain1/2-13 x 7square m/b std thrd fsb astm a307110
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XL ScrewGASquare Head BoltSteelPlain5/8-11 x 7square m/b std thrd fsb astm a30760
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XL ScrewGASquare Head BoltSteelPlain3/4-10 x 7square m/b std thrd fsb astm a30750
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XL ScrewGASquare Head BoltSteelPlain1-8 x 7square m/b std thrd fsb astm a30725
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XL ScrewGASquare Head BoltSteelZinc/Clear5/8-11 x 7square hd m/b std thrd fsb astm a307 zp200
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SWACOOHSquare Head BoltGrade APlain1/2-13 x 71/2-13x7 a307 gr a square hd bolt pln75
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MidStatesMISquare Head BoltGrade 2Plain1 1/4-7 x 7square hd bolt5
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MidStatesMISquare Head BoltGrade 2Plain3/4-10 x 7square hd bolt2
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YANKEENHSquare Head BoltSteelPlain5/8-11 x 75/8-11 x 7 square hd bolt38
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BIG BOLTILSquare Head BoltGrade 5Plain5/8-11 x 7bolt & c/s square boltsquare b18.2.11382
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BIG BOLTILSquare Head BoltGrade 8Plain1/2-13 x 7bolt & c/s square boltsquare b18.2.1800
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JET FITTINGCASquare Head BoltGrade APlain1/2-13 x 71/2-13x7 a307 gr a square hd bolt pln 747194 b18.2.175
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ISSCOMOSquare Head BoltGrade 2Plain7/8-9 x 740
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CascadeORSquare Head BoltSteelPlain5/8-11 x 7square m/b b18.2.113
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B & K FASTPASquare Head BoltSteelPlain7/8-9 x 77/8-9 x 7 square bolts plain b18.2.1250
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B & K FASTPASquare Head BoltSteelPlain3/4-10 x 73/4-10 x 7 square bolts plain b18.2.110
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Kanebridge ILSquare Head BoltSteelPlain1-8 x 71-8x7 square machine bolt plain0.250
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Kanebridge ILSquare Head BoltSteelPlain1/2-13 x 71/2-13x7 square machine bolt plain1.875
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OSSCORISquare Head BoltSteelPlain1-8 x 71-8x7 square hd mach bolt b18.2.13
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Bostwick INSquare Head BoltGrade 8Plain1 1/4-7 x 71 1/4-7 x 7 square hd bolt gr 8 b18.2.120
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ZAL INDUSCASquare Head BoltSteelGalvanized1/2-13 x 71/2-13 x 7 sq hd mach bolt hot dip galv30
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LippinCASquare Head BoltSteelGalvanized5/8-11 x 75/8-11 x 7 square head bolt hdg46
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LippinCASquare Head BoltSteelGalvanized3/4-10 x 7square head bolt hot dipped galvanized50
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JET FITTINGCASquare Head BoltGrade APlain1/2-13 x 71/2-13x7 (pt) square bolt steel a307 plain b18.2.125
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SRFALSquare Head BoltGrade 8Plain1-8 x 7square hd bolt4
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SRFALSquare Head BoltGrade 2Plain1 1/4-7 x 7square hd bolt11
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SRFALSquare Head BoltGrade 2Plain1/2-13 x 7square hd bolt-
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SRFALSquare Head BoltGrade 8Plain7/8-9 x 7square hd bolt3
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CNBILSquare Head BoltGrade 5Plain1 1/8-7 x 7square gr.5216
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OBRIENOHSquare Head Bolt300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/8-11 x 7square m/b 18-8 304108
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OBRIENOHSquare Head BoltGrade 5Plain1 1/4-7 x 7square m/b gr52
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OBRIENOHSquare Head BoltSteelPlain3/4-10 x 7square m/b10
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KBSTNSquare Head BoltGrade 8Plain1 1/2-6 x 71-1/2-6 x 7 square mach bolt gr-8 b18.2.11
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KBSTNSquare Head BoltSteelPlain3/4-10 x 73/4-10 x 7 square hd mach.bolt b18.2.114
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FMPMASquare Head BoltSteelPlain5/8-11 x 7square bolt40
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Valley NuWASquare Head BoltSteelPlain3/4-10 x 7nc square bolt pl30
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Valley NuWASquare Head BoltSteelPlain3/8-16 x 7nc square bolt pl6
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ACCURATEILSquare Head BoltSteelPlain1 1/4-7 x 7square m/b100
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ACCURATEILSquare Head BoltSteelZinc/Clear7/16-14 x 7square m/b1,150
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ACCURATEILSquare Head BoltSteelPlain1/2-13 x 7square m/b170
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ACCURATEILSquare Head BoltSteelPlain5/8-11 x 7square m/b300
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ACCURATEILSquare Head BoltSteelZinc/Clear5/16-18 x 7square m/b916
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ACCURATEILSquare Head BoltSteelPlain1-8 x 7square m/b90
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ACCURATEILSquare Head BoltSteelPlain3/4-10 x 7square m/b150
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ACCURATEILSquare Head BoltSteelZinc/Clear3/8-16 x 7square m/b414
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