Spring Lock Washer:All sizes wt high quality,low price 1)Standard:DIN ... ,ANSI/ASME,BS 2)Material:Mild/Stainless/Carbon steel,etc Spring ... :Zinc,Black and White , Nickle, etc4.Size:Vrious sizes are available5.Package:Bulk,Carbon , Polybag and also can ... in providing various fasteners besides washers 2)Produce as per customers' drawings or samplesPart photos