联系人 Ms. jiang
Qinshan, Haiyan, ZheJiang
We provide different kinds of bolts. 1) Standard: DIN, ANSI/ASME, BS, GB, JIS, Non-standard. 2) Material: Carbon steel 3) Grade: Grade 4.8, grade 8.8 4) Dimension: m*-m*0 1/4"***3/4**9;**9;. 5) Length: we can produce according toyour requirement 6) Coating: Nature, Zinc plating, blackening, hot dip zinc, environment-friendly zinc plating