NINGBO ZHENHAI JILIAN FASTENER PIECES CO., LTD, one of the leading manufactures in the line of fasteners in China. We can produce standard hexagonal nuts, square nuts, special nuts and the relevant bolts with the super quality! The range is from 1/2? to 2 1/4?, grade from 4.8 to 12.9. The standards can be DIN, BS, IFI, ISO etc. It will be highly appreciated if you are able to send any interesting enquires to us at any time, you will have the fruitful results!

DIN931, DIN933, DIN601, DIN603, ISO, ASTM A193 B7, B7M, B8, B8M, B16, ASTM A194 2H, 2HM, 7 & 7M, DIN934, DIN6915,etc