Ningbo Yinzhou Zhenhua Stamping Co., Ltd. is a professional manufacturer which specialized in producing all kinds of DIN lock washers and special stamping parts over 20 years experience. We mainly engaged in producing standard lock washers like DIN6798, DIN6797, DIN137, DIN9250, DIN6796, DIN7967,DIN2093, DIN6319, NFE25-511,NFE27-626,American standard washer ASME B18.21.1;Flange, cold stamping, stainless steel stamping, car accessories stamping, and progressive die stamping.
Stainless steel washers, stamping parts









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