1/4 ID x 1-1/4 OD Stainless Steel Fender Washer Large OD Flat Washers .050 Thick 316 SS (25 Pieces): Amazon.com: Industrial & Scientific
Amazon.com: Finishing Cup Washer 316 Stainless Steel Countersunk Finishing Washers #10 (0.251 ID x 0.603 OD x 0.104 Thick) QTY 100 : Industrial & Scientific