... -phase step driver,effectively avoid driver to operate wronly,improving the processing and machine’s stability.4.High speed sulction ... direction.5.Centrifugal Exhaust Fan Exhaust Fan can better extract the smoking which is caused by machine working ,keeping working ... wood, acrylic, cloth, fabric, leather, rubber, paper, plastic, marble....)2. The cutting depth on above materials?(max thickness, 3 mm, 6 ...