1 1/2" SAE Thru Hard Washers / Steel / Zinc Yellow / Outer Diameter: 3" / Thickness Range : .136" - .177" (Quantity: 80 pcs)

Dimensionally equivalent to the low carbon SAE flat washer counterparts, but with tighter tolerances on thickness, manufactured from a higher grade of steel and heat-treated. Applications / Advantages - Designed to perform the same functions as low carbon SAE flat washers, but for use specifically with high-strength hardened steel bolts.