... speed drilling,milling, boring Low-speed High Torque drillingLow-speed High Torque drillingHigh-speed drilling,milling, boringMachine tool ... frequency converter, able to get the Continuously Variable, automatic Speed adjustment, and gain low-speed large torque, applicable ... Continuously Variable, automatic Speed adjustment, applicable for large torque’s drilling and tapping.10. TX32A worktable is ...