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Inch Hex & Square Head Machine Bolts

Looking for Hex & Square Head Machine Bolts?

We carry Inch Hex & Square Head Machine Bolts manufactured to ASME B18.2.1 standards.

Stock sizes include: 1/4-20 through 3/4-10 (Hex) & 1-8 through 1-1/4-7 (Square) in Steel Hot Dip Galvanized (Hex) & Steel Plain (Square).

Scroll down to find your size, or search by part number.

Add to Cart and buy online or email us for a custom quote.  Most popular products are in stock and ship within 24 hours.

Can't find what you're looking for? Email us at [email protected] for a custom quote. "We have the right screw for you" is our motto after all!
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1/4-20 X 1-1/4 Hex Machine Bolt Steel 1/4-20 X 1-1/4 Hex Machine Bolt Steel Hot Dip Galvanized [1900 PER BOX]
Price per Box: $223.82 / Quantity Discounts Available
1/4-20 X 1-1/2 Hex Machine Bolt Steel 1/4-20 X 1-1/2 Hex Machine Bolt Steel Hot Dip Galvanized [1600 PER BOX]
Price per Box: $219.88 / Quantity Discounts Available
1/4-20 X 1 Hex Machine Bolt Steel 1/4-20 X 1 Hex Machine Bolt Steel Hot Dip Galvanized [2200 PER BOX]
Price per Box: $245.45 / Quantity Discounts Available
1/4-20 X 2-1/2 Hex Machine Bolt Steel 1/4-20 X 2-1/2 Hex Machine Bolt Steel Hot Dip Galvanized [900 PER BOX]
Price per Box: $194.02 / Quantity Discounts Available
1/4-20 X 2 Hex Machine Bolt Steel 1/4-20 X 2 Hex Machine Bolt Steel Hot Dip Galvanized [1200 PER BOX]
Price per Box: $244.08 / Quantity Discounts Available
1/4-20 X 4 Hex Machine Bolt Steel 1/4-20 X 4 Hex Machine Bolt Steel Hot Dip Galvanized [450 PER BOX]
Price per Box: $149.82 / Quantity Discounts Available
1/4-20 X 5 Hex Machine Bolt Steel 1/4-20 X 5 Hex Machine Bolt Steel Hot Dip Galvanized [400 PER BOX]
Price per Box: $177.06 / Quantity Discounts Available
1/4-20 X 6-1/2 Hex Machine Bolt Steel 1/4-20 X 6-1/2 Hex Machine Bolt Steel Hot Dip Galvanized [350 PER BOX]
Price per Box: $183.09 / Quantity Discounts Available
1/4-20 X 8 Hex Machine Bolt Steel 1/4-20 X 8 Hex Machine Bolt Steel Hot Dip Galvanized [275 PER BOX]
Price per Box: $153.71 / Quantity Discounts Available
1/4-20 X 1-1/4 Square Head Machine Bolt Steel 1/4-20 X 1-1/4 Square Head Machine Bolt Steel Plain [1000 PER BOX]
Price per Box: $177.29 / Quantity Discounts Available
1/4-20 X 1 Square Head Machine Bolt Steel 1/4-20 X 1 Square Head Machine Bolt Steel Plain [1500 PER BOX]
Price per Box: $143.96 / Quantity Discounts Available
1/4-20 X 2 Square Head Machine Bolt Steel 1/4-20 X 2 Square Head Machine Bolt Steel Plain [800 PER BOX]
Price per Box: $174.59 / Quantity Discounts Available
   
 
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