These 1-8 x 3 1/4 Heavy Hex Bolts are made of A325 type 1 steel

The SDW installs easily with no pre-drilling and is available in optimized lengths for fastening 2-

9/16-12 x 3 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (150)

7/16-20 x 3 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (225)

220 x 10 Simpson Strong-Drive® SDWS LOG Screw E-Coat - Box (250)

1 1/8-7 x 9 1/2 A325 Type 1 Heavy Hex Bolt Hot Dipped Galvanized - Bulk Keg (40) M16-2.00 Socket Cap Screws 12.9 Alloy Plain DIN 912 These 1-8 x 3 1/4These 1 1 8 7 x 9 1 2 A325 Type 1 Heavy Hex Bolts are hot dipped galvanized for added durability, suitable for heavy duty applications. The 40 piece bulk keg is a convenient way to acquire high quality A325 bolts.