WASHER,LOCK WASHER,spring 1.ISO,ANSI,JIS,DIN, ... ,6.8,8.8,9.8... WASHER,LOCK WASHER ,SPRING LOCK WASHERS. A good non-standard fastenerS manufacturer for ... detailed descriptions(we can provide drawing you want ).Service is continuing till after sales and will be ... America,Eastern Europe,Asia,Western Europe .3) Service:OEM service offered,Design service offered.4) Making drawings and samples as ...