3/8"-16 Square Head Machine Bolts

3/8"-16 Square Head Machine Bolts

26 products

In plain steel and black oxide

Head/Wrench/8-point Socket size is 9/16"

26 products
3/8"-16 x 3/4" Square Head Machine Bolt, Black Oxide
3/8"-16 x 1" Square Head Machine Bolt, Black Oxide
3/8"-16 x 1-1/4" Square Head Machine Bolt, Black Oxide
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3/8"-16 x 1-1/2" Square Head Machine Bolt, Plain
3/8"-16 x 1-1/2" Square Head Machine Bolt, Black Oxide
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3/8"-16 x 1-3/4" Square Head Machine Bolt, Plain
3/8"-16 x 1-3/4" Square Head Machine Bolt, Black Oxide
3/8"-16 x 2" Square Head Machine Bolt, Black Oxide
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3/8"-16 x 2-1/4" Square Head Machine Bolt, Plain
3/8"-16 x 2-1/4" Square Head Machine Bolt, Plain (Fully Threaded)
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3/8"-16 x 2-1/4" Square Head Machine Bolt, Black Oxide
3/8"-16 x 2-1/2" Square Head Machine Bolt, Black Oxide
3/8"-16 x 2-3/4" Square Head Machine Bolt, Black Oxide
3/8"-16 x 3" Square Head Machine Bolt, Black Oxide
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3/8"-16 x 3-1/4" Square Head Machine Bolt & Nut (New Old Stock)
3/8"-16 x 3-1/2" Square Head Machine Bolt, Black Oxide
3/8"-16 x 4" Square Head Machine Bolt, Black Oxide
3/8"-16 x 4-1/2" Square Head Machine Bolt, Black Oxide
3/8"-16 x 5" Square Head Machine Bolt, Plain
3/8"-16 x 5" Square Head Machine Bolt, Black Oxide
3/8"-16 x 5-1/2" Square Head Machine Bolt, Black Oxide
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3/8"-16 x 6" Square Head Machine Bolt, Black Oxide
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3/8"-16 x 6" Square Head Machine Bolt, Plain
3/8"-16 X 10" Sq Hd Machine Bolts, Plain
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3/8"-16 X 10" Sq Hd Machine Bolts, Black Oxide
3/8"-16 X 10-1/2" Square Head Machine Bolts, Plain
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