75 Pack 5/16-18 X 3" Square Head Bolts – A307 Steel Unplated – Lexar Industrial
75 Pack 5/16-18 X 3" Square Head Bolts – A307 Steel Unplated – Lexar Industrial
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75 Pack 5/16-18 X 3" Square Head Bolts – A307 Steel Unplated – Lexar Industrial

5 stars out of 4 reviews
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20 ratings

About this item

Here's a solid 75-count box of 5/16-18 x 3 inch square head bolts.

20) Square Head 5/8-11 x 2-3/4 Bolts Unplated A307 15/16 Sq

A307 steel, unplated, plain finish.

100) Square Head 3/8-16 x 1-1/2 Bolts Unplated A307 9/16" Sq - Lexar

Drive size is 1/2 inch, thread length runs 1-1/8 inches.

ASTM A307 spec, made for industrial or heavy-duty applications.

Square Head Bolts - Hex / Square Head Bolts / Bolts

From Lexar Industrial, brand new.

50) Square Head 3/8-16 x 3-1/2 Bolts Unplated A307 9/16 Sq - Lexar

If you need old-school square heads, these are the ones.

5/16-18x3 Stainless Socket Allen Head Cap Screws 5/16 x 18 x 3 Bolts 5/16x18x3

$ 12.00
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