... 2)Size:M3-M64 3)Material:Carbon Steel, Alloy Steel, Stainless Steel, etc. contact us for more details 4)Specification:DIN9021, DIN125, ... Zinc blue/Clear, Zinc Yellow, Zinc Black,Mechanical Galvanizing, Hot-dip Galvanizing.etc.6)Packing: Carton, Box, Bag, Pallet ... standard washer etc. For non-standard parts, samples or drawings are avaliable for us. Looking forward to your inquiries! steel Flat Washers