... 2.ball screw 3.stepper motor 4.high precision rotary device for advertising engraving machine ZK-1224Introduction: 1.the ... duct collector, helping to suck the dust, milling dust, rotary axis for cylindrical materials, DSP offline control system, when working ... motor (XYZ-85BYG motor)Memory:DSPSpindle:2.2KW variable speed , water-cooled motorSpindle speed:0-24000rpm/minBlade diameter:3.175mm,4mm,6mm ...