... coordinated, table encloser/full machine cover, gear speed shifting/ variable speed. Machine tool controlling device allows adding electric ... 1:4 or 1:8 speed reducing as well as Continuously Variable, automatic Speed adjustment, applicable for large ... 3206scope of applicationHigh-speed drilling,milling, boring Low-speed High Torque drillingLow-speed High Torque drillingHigh-speed drilling,milling, ...