Square bolts (also known as square head bolts or square head machine bolts) offer less danger of wrench slippage in hand wrenching, as well as a greater bearing area. In addition, the square head style is more secure than a hex bolt style when fixed into a cored recess.
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Diameter

Pitch

Coarse

Length

Material

A307 Grade A

Finish

Galvanized

Type of Packages

Item #

Item Name

Package Quantity

Web Price

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N/A 1/4-20 X 3/4 SQUARE BOLT A307 GRADE A GALVANIZED N/A 4000 $427.35 Add To Cart
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N/A 1/4-20 X 1 SQUARE BOLT A307 GRADE A GALVANIZED N/A 3600 $424.67 Add To Cart
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N/A 1/4-20 X 1 1/4 SQUARE BOLT A307 GRADE A GALVANIZED N/A 2800 $409.55 Add To Cart
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N/A 1/4-20 X 1 1/2 SQUARE BOLT A307 GRADE A GALVANIZED N/A 2400 $404.15 Add To Cart
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N/A 1/4-20 X 2 SQUARE BOLT A307 GRADE A GALVANIZED N/A 1600 $348.02 Add To Cart
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N/A 1/4-20 X 2 1/2 SQUARE BOLT A307 GRADE A GALVANIZED N/A 1300 $345.82 Add To Cart
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N/A 1/4-20 X 3 SQUARE BOLT A307 GRADE A GALVANIZED N/A 900 $284.45 Add To Cart
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N/A 1/4-20 X 3 1/2 SQUARE BOLT A307 GRADE A GALVANIZED N/A 750 $272.42 Add To Cart
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N/A 1/4-20 X 4 SQUARE BOLT A307 GRADE A GALVANIZED N/A 700 $284.45 Add To Cart
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N/A 5/16-18 X 3/4 SQUARE BOLT A307 GRADE A GALVANIZED N/A 2600 $479.12 Add To Cart
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N/A 5/16-18 X 1 SQUARE BOLT A307 GRADE A GALVANIZED N/A 2200 $497.81 Add To Cart
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N/A 5/16-18 X 1 1/4 SQUARE BOLT A307 GRADE A GALVANIZED N/A 1800 $496.07 Add To Cart
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N/A 5/16-18 X 1 1/2 SQUARE BOLT A307 GRADE A GALVANIZED N/A 1600 $461.87 Add To Cart
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N/A 5/16-18 X 1 3/4 SQUARE BOLT A307 GRADE A GALVANIZED N/A 1300 $428.64 Add To Cart
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N/A 5/16-18 X 2 SQUARE BOLT A307 GRADE A GALVANIZED N/A 1200 $431.71 Add To Cart
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N/A 5/16-18 X 2 1/2 SQUARE BOLT A307 GRADE A GALVANIZED N/A 900 $393.25 Add To Cart
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N/A 5/16-18 X 3 SQUARE BOLT A307 GRADE A GALVANIZED N/A 700 $357.26 Add To Cart
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N/A 5/16-18 X 3 1/2 SQUARE BOLT A307 GRADE A GALVANIZED N/A 600 $353.40 Add To Cart
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N/A 5/16-18 X 4 SQUARE BOLT A307 GRADE A GALVANIZED N/A 450 $298.04 Add To Cart
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N/A 5/16-18 X 5 SQUARE BOLT A307 GRADE A GALVANIZED N/A 300 $246.46 Add To Cart
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N/A 5/16-18 X 6 SQUARE BOLT A307 GRADE A GALVANIZED N/A 300 $291.06 Add To Cart
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N/A 3/8-16 X 3/4 SQUARE BOLT A307 GRADE A GALVANIZED N/A 1800 $498.20 Add To Cart
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N/A 3/8-16 X 1 SQUARE BOLT A307 GRADE A GALVANIZED N/A 1500 $508.94 Add To Cart
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N/A 3/8-16 X 1 1/4 SQUARE BOLT A307 GRADE A GALVANIZED N/A 1300 $502.90 Add To Cart
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N/A 3/8-16 X 1 1/2 SQUARE BOLT A307 GRADE A GALVANIZED N/A 1000 $428.93 Add To Cart
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