... using 40Cr treatmentWorktable and crossbeam adopt cast steel, oil source console using steel castingwith plastic-sprayed surface treatment, marble table ... pipe, and the hydraulic clamping part using high-pressure steel hose, safe sealing and not leaking.WAW Series Computer Control ... MachineThe up, middle and down crossbeam of host adopt steel materials, and the whole machine has good rigidity.Oil ...