an excellent value for heavy duty,high speed machining. 1.stepped beam structure effectively reduces torque created by spindle stock and cutting force; 2.linear guideways on X and Y axes for added speed; 3.double cylinder counter-balancing for spindle stock; xxxxx machine structural design assures maximum rigidity and stability; xxxxx ZF 2 step gear box provides powerful transmission for the spindle; 6.BT 50 spindle taper; 7.4000 rpm spindle speed; 8.6000 rpm is optional; 9.4th/5th axis NC rotary table is optional; 10.available to equip with manual 90 angular head and universal head for flexible machining requirements.