... power motor for low noise, even speed, and long operational life 4) USB ensures high speed and efficiency5) Unique calculating method for ... ,200 x 120mm2) Maximum carving speed: 6,000mm/min 3) Main shaft: 1,500W 4) Speed of main shaft: 0-24,000rpm5) Cutters of ... main shaft: 3.175mm, 6.00mm6) Power source: AC220/50Hz 7) Drive ...