Bulk USS Flat Washers – Medium Carbon Thru-Hardened, Plain Finish, Made in USA – Monster Bolts TEK Screws Drive: Torx® T20 6-lobe recess—high

Drive: Torx® T20 6-lobe recess—high torque

Mounting brackets or furring strips to masonry

✔️ Trusted by professionals in industrial and automotive sectors

Smoother Installs: Trilobular profile plus wax top-coat reduces friction for lower drive torque

410 stainless steel undergoes heat treatment to enhance tensile strength and wear resistance

Bulk USS Flat Washers – Medium Carbon Thru-Hardened, Plain Finish, Made in USA – Monster Bolts TEK Screws Drive: Torx® T20 6-lobe recess—highMonster 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