7 x 1 5/8 Simpson Trim-Head Self-Drilling Siding Screw - Square Drive 410 SS - Carton (5000)

1/2 x 10 1/4 ITM SDS Plus Hammer Drill Bit

1 1/8-7 x 3 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (6)

from medium carbon steel and thru-hardened to ensure they can handle high-torque applications without compromise

1/2-20 x 5 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25)

1 1/2 USS Flat Washer Med Carbon Through Hardened Plain Domestic USA - Package (10) Strong-Drive SDWH Timber-Hex Screws 316 Stainless Steel 7 x 1 5/8 SimpsonRely on the uncompromising quality of these 1 1 2 inch USS flat washers for your high stress fastening needs, proudly manufactured in the U. S. A. Constructed from thru hardened medium carbon steel, they are engineered to withstand significant clamping forces without cupping or yielding. The broad bearing surface of the USS pattern effectively distributes pressure, making them perfect for use with large bolts and in applications requiring structural