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Square Head Bolts, Class 8.8

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 .

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

Buy Square Head Bolts from one of our FCH Network Members
SupplierLocTypeMaterialFinishSizeDescriptionQty 
Coburn Myers Fastening SystemsPASquare Head BoltClass 8.8Plainsquare head bolt class 8.8 plain51
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Coburn Myers Fastening SystemsPASquare Head BoltClass 8.8Plainsquare head bolt class 8.8 plain85
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Coburn Myers Fastening SystemsPASquare Head BoltClass 8.8Plainsquare head bolt class 8.8 plain118
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American WISquare Head BoltClass 8.8PlainM36-4.00 x 155m36-4.0x155mm square hd bolt cl 8.8 (xl-1957-9057)72
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American WISquare Head BoltClass 8.8PlainM36-4.00 x 100m36-4.0x100mm square hd capscrew cl 8.8 (xl-1957-9055)#N/A
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American WISquare Head BoltClass 8.8PlainM30-3.50 x 70m30-3.5x70mm square hd bolt cl 8.8 (xl-1957-8060)33
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American WISquare Head BoltClass 8.8PlainM36-4.00 x 100m36-4.0x100mm square hd capscrew cl 8.8 (xl-1957-9055)98
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American WISquare Head BoltClass 8.8PlainM36-4.00 x 155m36-4.0x155mm square hd bolt cl 8.8 (xl-1957-9057)#N/A
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AspenPASquare Head BoltClass 8.8PlainM8-1.25 x 60m8-1.25 x 60mm, din 478 square head bolt with collar, part thread, class 8.8 steel, plain200
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AspenPASquare Head BoltClass 8.8PlainM10-1.50 x 90m10-1.50 x 90mm, din 478 square head bolt with collar, part thread, class 8.8 steel, plain200
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AspenPASquare Head BoltClass 8.8PlainM12-1.75 x 100m12-1.75 x 100mm, din 478 square head bolt with collar, part thread, class 8.8 steel, plain200
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NationalOntSquare Head BoltClass 8.8Zinc/ClearM6-1.00 x 20.0m6 x 1.0 x 20.0 t-bolt square hd 8.8 gmw3359 w/seal32755
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NationalOntSquare Head BoltClass 8.8PlainM4 x 28m4 x 28 square head t-bolt mat thread 8.8 s439 black with nylon patch307585
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IRFNJSquare Head BoltClass 8.8Zinc/ClearM8-1.25 x 25square bolt cup point 8.8 nickel clear Cr3+247
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IRFNJSquare Head BoltClass 8.8Zinc/ClearM8-1.25 x 25square bolt cup point 8.8 nickel clear Cr3+247
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IRFNJSquare Head BoltClass 8.8Zinc/BlackM6-1.00 x 16spec square 8.8 nickel black227997
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IRFNJSquare Head BoltClass 8.8Zinc/BlackM6-1.00 x 16spec square 8.8 nickel black227997
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IRFNJSquare Head BoltClass 8.8Zinc/BlackM6-1.00 x 16spec square 8.8 nickel black227997
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IRFNJSquare Head BoltClass 8.8Zinc/BlackM6-1.00 x 16spec square 8.8 nickel black227997
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IRFNJSquare Head BoltClass 8.8Zinc/BlackM6-1.00 x 50 x 800M6-1.0x50 spec square 8.8 800 hr nickel black22015
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IRFNJSquare Head BoltClass 8.8Zinc/BlackM6-1.00 x 22 x 800M6-1.0x22 spec square 8.8 800 hr nickel black40222
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IRFNJSquare Head BoltClass 8.8Zinc/BlackM6-1.00 x 16spec square 8.8 nickel black227997
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