... iron structure NC-studio system Water-cooling spindle Small Metal Engraving CNC Router Feature: 1.whole cast steel machine body ... cutting, also can preview the tool path. Convenient for engraving different materials, applicable to different industries. 3.This system ... torque, strong cutting, high-frequency, long-life, can be a long time continuous workings. Parameters: ModelSW-3030SW-4040SW-5040X,Y ...