... air-cooling(0-18000rpm)multi-headAvailable Tools(mm)3.375-6Drive Systemstepper motorsServo motorsWorking VoltageAC220V+30V,50HZCommand ... Tools, including 12 sharp tools,5 cutters ( 3 of 3.175, one of 4mm and one of 6mm ... recommend a CNC ROUTER MACHINE to me,thanks?Yes, In order to give you a suitable router machine ... after I ordered it, how could I do?Free parts send to you in machine warranty period if ...