NUTS & BOLTS Material : ASTM A563 /A325 Itm.1 1” 8UNC x L= 3 ½” with Heavy Hex Nut - 2350 Pcs. Itm.2 ¾” 10UNC x L= 3 ½” with Heavy Hex Nut - 3110 Pcs. (ENQUIRY NR 2006377 Rev.0)