Plastic Cap Nail manufacturer / supplier in China, offering M2 to M10 A2 304 Stainless Steel Plain Flat Washer Non-Standard Flat Washers Plain Gaskets Thickness 0.5/0.8/1/1.2/1.5/2/3/4mm, M2 M3 M4 M6 M8 M10 M12 Fastener DIN125 M1.6-M64 Round Flat Washer Stainless Steel Flat Washers Galvanized, M2 M3 M4 M5 M6 M8 M10 M12 M14 M16 M18 M20 M22 304 316 Stainless Steel A2 A4 Metric Thin Thick Flat Washers and so on.