Reliable PWHDG38MR Ring Washer, 7/16 to 29/64 in ID, 1-1/32 in OD, 1/16 to 29/64 in Thick, Steel, Hot-Dipped Galvanized

These flat washers are made of galvanized steel. They provide a greater bearing surface under the fastener, which prevents the screw, bolt or nut from pulling through the material.