Square Head Bolts
Square Head Bolts have square-shaped external wrenching heads, which offer a large bearing area for positive gripping. These are best used in tight or dark spaces where a machinist or fabricator must tighten the bolt blind.
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5/8"-11x4" Square Head Bolts Grade A307 Hot Dip Galvanized
$7.50
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5/8"-11x4-1/2" Square Head Bolts Grade A307 Hot Dip Galvanized
$8.27
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5/8"-11x4-1/2" Square Head Bolts Grade A307 Zinc Clear
$7.50
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5/8"-11x5" Square Head Bolts Grade A307 Hot Dip Galvanized
$8.66
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5/8"-11x5-1/2" Square Head Bolts Grade A307 Hot Dip Galvanized
$9.35
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5/8"-11x5-1/2" Square Head Bolts Grade A307 Zinc Clear
$8.67
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5/8"-11x6" Square Head Bolts Grade A307 Hot Dip Galvanized
$10.37
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5/8"-11x7" Square Head Bolts Grade A307 Hot Dip Galvanized
$12.51
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5/8"-11x8" Square Head Bolts Grade A307 Hot Dip Galvanized
$11.56
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3/4"-10x1-1/2" Square Head Bolts Grade A307 Hot Dip Galvanized
$6.17
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3/4"-10x1-1/2" Square Head Bolts Grade A307 Zinc Clear
$5.52
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3/4"-10x1-3/4" Square Head Bolts Grade A307 Hot Dip Galvanized
$7.50
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3/4"-10x2" Square Head Bolts Grade A307 Hot Dip Galvanized
$7.50
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3/4"-10x1-3/4" Square Head Bolts Grade A307 Zinc Clear
$7.50
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3/4"-10x2-1/4" Square Head Bolts Grade A307 Hot Dip Galvanized
$7.68
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3/4"-10x2-1/4" Square Head Bolts Grade A307 Zinc Clear
$7.50
