... flat washers din9021Brand Namesun-alpsStandard ModelDIN ANSI JIS ASTMFINISHBlack,Zinc Plated ,HOT GALVANIZED,Cr Cu or Ni PlatedMaterialCarbon Steel,Brass, Stainless steel,Spring ... of Anchors, Screws, Bolts and Nuts, other special Architecture parts and Railway Parts. Our main markets ... experience, technological know-how and advanced production facilities enable us to offer high quality products at the ...