... make standard and non-standard washer Specifications1. Item# JL-SCR-021 Washer2. Size: ¢5.33. Finish: nickel platingMaterialIron, Brass, Carton steel ... plating, Tin-plating, Passivate, Oxidation, Phosphorization, Radiant PlatedStandardsJIS, ANSI, DIN, GB, ASME, BSW, ISOProcess Heading, Threading, Angle-cutting/Slotting, Heat treatment ... productswww.jielimetal.com.cn Type of Lock Washer JL-SCR-021