Spring Lock Washer:All sizes wt high quality,low price 1)Standard:DIN,ANSI/ASME,BS 2)Material:Mild/Stainless/ ... .Place of origin:WuXi,China(mainland)3.Plated:Zinc,Black and White , Nickle, etc4.Size:Vrious sizes are available5.Package:Bulk ... ,Carbon , Polybag and also can according to clients' requests6.Other:1)We are ...