18000pcs) DIN 125 M3 Flat Washers (3.2mm ID) Type A A2 Stainless Steel, Ships Free in USA by Aspen Fasteners, ASSP0125232: Amazon.com: Industrial & Scientific
13000pcs) DIN 125 M3 Flat Washers (3.2mm ID) Type A A4 Stainless Steel, Ships Free in USA by Aspen Fasteners, ASSP0125432: Amazon.com: Industrial & Scientific