... engraving cnc machine 300mm diameter rotary clamp 2.2kw spindle,stepper motor,Ncsutio system Ball screw CE ISO cylinder engraving cnc machineApplicationApplicable ... .Applicable materials:(1)Wood, aluminum board, plastic, density board, MDF board, wave board, PVC, acrylic, crystal, light marble and ... table backing plate, high strength and good rigidity, machine loading capacity of up to a ton or more.3 ...