Square Head Bolts
72 products
Showing 1 - 24 of 72 products
Showing 1 - 24 of 72 products
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Forces
Square Head Bolt 1/4"-20 x 1" Full Thread - Plain Steel A307 Grade A
Sale priceFrom $11.30 CAD

Forces
Square Head Bolt 1/4"-20 x 2-1/2" Partial Thread - Plain Steel A307 Grade A
Sale price$160.07 CAD

Forces
Square Head Bolt 5/16"-18 x 3/4" Full Thread - Plain Steel A307 Grade A
Sale price$241.15 CAD

Forces
Square Head Bolt 5/16"-18 x 3" Partial Thread - Plain Steel A307 Grade A
Sale price$53.74 CAD

Forces
Square Head Bolt 3/8"-16 x 3/4" Full Thread - Plain Steel A307 Grade A
Sale priceFrom $29.14 CAD

Forces
Square Head Bolt 3/8"-16 x 1-1/4" Partial Thread - Plain Steel A307 Grade A
Sale price$179.33 CAD

Forces
Square Head Bolt 3/8"-16 x 2" Partial Thread - Plain Steel A307 Grade A
Sale price$191.26 CAD

Forces
Square Head Bolt 3/8"-16 x 2-1/2" Partial Thread - Plain Steel A307 Grade A
Sale price$191.29 CAD

Forces
Square Head Bolt 3/8"-16 x 3" Partial Thread - Plain Steel A307 Grade A
Sale price$178.37 CAD

Forces
Square Head Bolt 3/8"-16 x 6" Partial Thread - Plain Steel A307 Grade A
Sale priceFrom $57.02 CAD

Forces
Square Head Bolt 1/2"-13 x 1-1/2" Full Thread - Plain Steel A307 Grade A
Sale price$198.74 CAD

Forces
Square Head Bolt 1/2"-13 x 1-3/4" Full Thread - Plain Steel A307 Grade A
Sale price$193.78 CAD

Forces
Square Head Bolt 1/2"-13 x 2-1/2" Partial Thread - Plain Steel A307 Grade A
Sale price$180.87 CAD

Forces
Square Head Bolt 1/2"-13 x 3-1/2" Partial Thread - Plain Steel A307 Grade A
Sale priceFrom $33.42 CAD

Forces
Square Head Bolt 1/2"-13 x 4" Partial Thread - Plain Steel A307 Grade A
Sale priceFrom $37.35 CAD

Forces
Square Head Bolt 5/8"-11 x 1-3/4" Full Thread - Plain Steel A307 Grade A
Sale priceFrom $45.47 CAD

Forces
Square Head Bolt 5/8"-11 x 2" Full Thread - Plain Steel A307 Grade A
Sale priceFrom $43.53 CAD

Forces
Square Head Bolt 5/8"-11 x 2-1/2" Partial Thread - Plain Steel A307 Grade A
Sale price$181.71 CAD

Forces
Square Head Bolt 5/8"-11 x 2-3/4" Partial Thread - Plain Steel A307 Grade A
Sale price$194.65 CAD

Forces
Square Head Bolt 5/8"-11 x 3" Partial Thread - Plain Steel A307 Grade A
Sale price$208.09 CAD

Forces
Square Head Bolt 5/8"-11 x 3-1/2" Partial Thread - Plain Steel A307 Grade A
Sale priceFrom $54.98 CAD

Forces
Square Head Bolt 5/8"-11 x 4" Partial Thread - Plain Steel A307 Grade A
Sale price$218.39 CAD

Forces
Square Head Bolt 5/8"-11 x 4-1/2" Partial Thread - Plain Steel A307 Grade A
Sale price$192.30 CAD
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Secure your heavy equipment, vintage machinery, and structural framing with our inventory of industrial square head bolts. Featuring a classic four-sided head design, these fasteners offer a deep, positive wrench grip that minimizes slipping and allows for easy tightening in tight or blind spaces. Our collection is available in multiple imperial diameters and lengths, with durable finishes designed to resist rust and handling wear. Perfect for rugged manufacturing environments, retrofitting projects, and heavy-duty timber construction, these bolts deliver reliable clamping force and a stable, non-slip hold under constant operational stress.
