Bulk USS Flat Washers – Medium Carbon Thru-Hardened, Plain Finish, Made in USA – Monster Bolts Size:250 Qty - 7/8" and leaving a vibration-resistant

and leaving a vibration-resistant

Place your bulk order today and enjoy fast

Built from premium ASTM A574 alloy steel and finished with a durable thermal black oxide + oil coating

Each screw is passivated for maximum rust resistance and coated with a factory dry-wax film for smooth

General-purpose hollow and solid masonry anchoring

Bulk USS Flat Washers – Medium Carbon Thru-Hardened, Plain Finish, Made in USA – Monster Bolts Size:250 Qty - 7/8" and leaving a vibration-resistantMonster Overview Fix your project right the first time with USS Flat Washers Medium Carbon Thru Hardened, Plain Finish from Monster Bolts. These USA made USS pattern washers feature a larger outside diameter than SAE washers, making them ideal for construction, general fabrication, machinery repair, and heavy duty industrial applications. Built from medium carbon thru hardened steel, these washers provide a strong, consistent load bearing surface