Serrated lock washer DIN6798 Type A, J, V SIZE: M1.7-M30 Material: Stainless steel, Spring steel, ... stamping parts, We supply all kinds of standard lock washers and non-standard stampings. Standard lock: DIN6798, DIN6797, DIN6796, DIN9250, NFE25 ... with our client's exact drawings and sample and OEM service. Our products with good quality and competitive price. If you are interested ...