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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1/4"-20x1" Square Head Bolts Grade A307 Hot Dip Galvanized
$0.31
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1/4"-20x3/4" Square Head Bolts Grade A307 Hot Dip Galvanized
$0.28
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1/4"-20x1-1/4" Square Head Bolts Grade A307 Zinc Clear
$0.42
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1/4"-20x1-1/4" Square Head Bolts Grade A307 Hot Dip Galvanized
$0.38
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1/4"-20x1-1/2" Square Head Bolts Grade A307 Zinc Clear
$0.38
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1/4"-20x1-1/2" Square Head Bolts Grade A307 Hot Dip Galvanized
$0.43
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1/4"-20x2" Square Head Bolts Grade A307 Hot Dip Galvanized
$0.56
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1/4"-20x2-1/2" Square Head Bolts Grade A307 Hot Dip Galvanized
$0.69
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1/4"-20x2-1/2" Square Head Bolts Grade A307 Zinc Clear
$0.61
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1/4"-20x3" Square Head Bolts Grade A307 Hot Dip Galvanized
$0.82
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1/4"-20x3-1/2" Square Head Bolts Grade A307 Hot Dip Galvanized
$0.94
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1/4"-20x3-1/2" Square Head Bolts Grade A307 Zinc Clear
$0.82
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5/16"-18x3/4" Square Head Bolts Grade A307 Hot Dip Galvanized
$0.48
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1/4"-20x4" Square Head Bolts Grade A307 Hot Dip Galvanized
$1.07
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5/16"-18x1" Square Head Bolts Grade A307 Hot Dip Galvanized
$0.59
