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 3/8-16 X 1 3/4 SQUARE BOLT A307 GRADE A GALVANIZED N/A 1000 QUOTE Add To Cart
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N/A 3/8-16 X 2 SQUARE BOLT A307 GRADE A GALVANIZED N/A 800 $459.95 Add To Cart
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N/A 3/8-16 X 2 1/4 SQUARE BOLT A307 GRADE A GALVANIZED N/A 700 $409.47 Add To Cart
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N/A 3/8-16 X 2 1/2 SQUARE BOLT A307 GRADE A GALVANIZED N/A 650 $414.36 Add To Cart
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N/A 3/8-16 X 2 3/4 SQUARE BOLT A307 GRADE A GALVANIZED N/A 600 $415.01 Add To Cart
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N/A 3/8-16 X 3 SQUARE BOLT A307 GRADE A GALVANIZED N/A 500 QUOTE Add To Cart
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N/A 3/8-16 X 3 1/2 SQUARE BOLT A307 GRADE A GALVANIZED N/A 400 $348.47 Add To Cart
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N/A 3/8-16 X 4 SQUARE BOLT A307 GRADE A GALVANIZED N/A 325 $360.75 Add To Cart
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N/A 3/8-16 X 4 1/2 SQUARE BOLT A307 GRADE A GALVANIZED N/A 300 $337.65 Add To Cart
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N/A 3/8-16 X 5 SQUARE BOLT A307 GRADE A GALVANIZED N/A 300 $361.54 Add To Cart
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N/A 3/8-16 X 5 1/2 SQUARE BOLT A307 GRADE A GALVANIZED N/A 250 $323.77 Add To Cart
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N/A 3/8-16 X 6 SQUARE BOLT A307 GRADE A GALVANIZED N/A 250 $366.82 Add To Cart
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N/A 1/2-13 X 1 SQUARE BOLT A307 GRADE A GALVANIZED N/A 750 $507.60 Add To Cart
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N/A 1/2-13 X 1 1/4 SQUARE BOLT A307 GRADE A GALVANIZED N/A 650 $477.04 Add To Cart
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N/A 1/2-13 X 1 1/2 SQUARE BOLT A307 GRADE A GALVANIZED N/A 600 $547.76 Add To Cart
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N/A 1/2-13 X 1 3/4 SQUARE BOLT A307 GRADE A GALVANIZED N/A 500 $461.42 Add To Cart
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N/A 1/2-13 X 2 SQUARE BOLT A307 GRADE A GALVANIZED N/A 450 $417.01 Add To Cart
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N/A 1/2-13 X 2 1/4 SQUARE BOLT A307 GRADE A GALVANIZED N/A 400 $429.14 Add To Cart
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N/A 1/2-13 X 2 1/2 SQUARE BOLT A307 GRADE A GALVANIZED N/A 325 $405.43 Add To Cart
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N/A 1/2-13 X 3 SQUARE BOLT A307 GRADE A GALVANIZED N/A 300 $398.76 Add To Cart
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N/A 1/2-13 X 3 1/2 SQUARE BOLT A307 GRADE A GALVANIZED N/A 250 $404.09 Add To Cart
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N/A 1/2-13 X 4 SQUARE BOLT A307 GRADE A GALVANIZED N/A 200 $368.63 Add To Cart
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N/A 1/2-13 X 4 1/2 SQUARE BOLT A307 GRADE A GALVANIZED N/A 175 $339.23 Add To Cart
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N/A 1/2-13 X 5 SQUARE BOLT A307 GRADE A GALVANIZED N/A 150 $373.83 Add To Cart
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N/A 1/2-13 X 5 1/2 SQUARE BOLT A307 GRADE A GALVANIZED N/A 150 $344.85 Add To Cart
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