... 3.the machine tool is for turning metal 4.double column 5.CE,GOST 1.cnc machine CK5240 main useThe cnc machine ... , natural failure, vibrating stress relief(VSR) to relieve internal stresses.5) All the guide surface are performed quenching.6) we implement ... ,France,Germany,UK,Russia,Brazil,USA,Indonesia and so on.5.Pictures