HAK37 Series direct drive motor NC turret power to rotate with direct drive motor, it index and position with precise three piece face gear coupling, clampingunclamping tool-holder disk with hydraulic force, It features high stiffness, instant reaction, high accuracy of clamping, smooth running from low speed tohigh speed, smart bi-directional indexing and positioning in the shortest path, multi tool stations, build-in cooling. It is the best choice for high-grade NC lathe.