1.special for 4D work 2.Syntec system, Servo motor,HSD spindle, CNC woodworking machines with 4 axis 1224X Y Z A axis ... size3300*2200*2000mmNet weight1650KGGross weight2000KG 1.OR 1325CNC router with 4 axis, is specially for 4D work,the A axis can rotate ... make different surface carving, arc-surface milling,bending surface machining for 4D jobs,like special shaped arts, bended doors or cabinets4 ...