FAQ 1. who are we? We are based in Heilongjiang, China, start from 2009,sell to South Asia(77.0...

Our thread rolling machine is fully automatic.The working theory is as below：The main motor start...

Our thread rolling machine is fully automatic.The working theory is as below：The main motor start...

Diameter (mm): 12-16 | Tread length (mm): 100 | Screw length (mm): 150/200/300 | Main motor (kw): 22 | Movi...