1-1/4 Square Washer 1.313 ID 3.000 OD 0.170-0.200 Thk Steel USA - AMPG - Shoulder Screws, Shoulder Bolts, Sex Bolts, Flat Washers, Machine Screws and other fasteners
XIZONLINM8*30 * 2 Square Washers - 304 Stainless Steel Heavy Duty Square Plate Washers : Amazon.ca: Tools & Home Improvement