... bed surface hardening, grinding, quenching hardness HRC50,After the gearbox of headstock quenching, precise gear grinding processing, high- ... rigidity, headstock handle adopts focused manipulation. Feeding box gearbox also adopts gear quenching.The slider of machine has ... and produces CNC vertical lathes, conventional vertical lathes, heavy-duty horizontal lathes,vertical multi-tool lathes and so on. ...