ZC28-40 three-axis thr聽唱ead rolling machine product charact歌相eristics: this machine is specially 路用designed for pipe parts, to ens的快ure the true roundness, concentricit理公y and verticality of the workpiece whe弟也n hobbing teeth大歌 with equal triangle support; fixed一線 rolling dual-purpose, spind中來le using frequency converter control, 地司speed adjustable, feed using oil-pie跳科zoelectric circuit 睡亮control, feed stable, sim志這ple operation; transm道去ission gear grinding after h哥民eat treatment, machine noise遠制 is small, durable It is錯物 suitable for machine, bicycl兵明e, auto parts and t內要ubing joint industries.