BOLTS, NUTS, WASHERS, STUDS, SCREWS
(2005年11月07日)
1. Hexagon nuts, square nuts, heavy hex nuts, DIN934/555/439/2H, etc
2. Hex bolts, T bolts, carriage bolts, high tensile bolts, round head oval neck bolts, DIN933, DIN931, DIN603, DIN601, DIN960, DIN961, DIN7990 etc .....
NINGBO ZHONGJIE METAL PRODUCTS CO., LTD
[中国]