3/4-10 x 3 3/4 Grade 5 Hex Cap Screw Plain Domestic USA (65)

5/16-18 x 5 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (250)

Hardness for plain and zinc plated washers is HRC 38-45 and HRC 26-45 for hot-dip galvanized washers per ASTM F436

9/16-12 x 2 1/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (200)

7 x 2 1/2 Simpson Trim-Head Wood Decking Screws - Square Drive 305 SS - Bulk Pail (2500)

5/8-11 x 6 A325 Type 1 Heavy Hex Bolt Hot Dipped Galvanized (50) 12" Long Boy Drill Bits 3/4-10 x 3 3/4 Grade5 8 11 x 6 A325 Type 1 Heavy Hex Bolt Hot Dipped Galvanized (50) . Heavy Hex A325 structural bolts are designed for steel to steel structural connections. For this reason, they are typically very short. The A325 and A490 specifications are not intended for general applications, including anchor bolts. Free certs available on request.