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

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tensile strength rating

5/16-18 x 1 3/4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (100)

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

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 The SDW installs easily withThese 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.