Shanghai Shangdian Washer Co., Ltd.
Main Products:
Products: kinds of washers (flat washer, spring washer, square taper washer, high-strength washer, wave spring washer, spring lock washer, square hole washer, conical spring washer, serrated lock washer, lock washer external teeth, round washer, and plastic washer), stamping parts and elastic components.
Standard: GB, DIN, BS, ANSI, JIS, ISO;
Surface Treatment: white zinc-plated, colored zinc-plated, nickel plating, imitation gold plating, silvering, brass plating, chroming, black zinc, black coating etc.