1:Standard:DIN125,DIN9021,DIN433,DIN6916 2.Carbon steel, stainless steel, brass 3.Finish:Zinc,HDG,etc. 4.From M1.6 ... to M78 1.Name Carbon steel washer2.standardDIN125,DIN9021,DIN433,DIN69163.Materialcarbon steel Carbon steel, stainless steel, brass4.FinishDacromet plated5.Size #6 - 3 ... (Our delivery time should be according to your order); Carbon steel washer