Lightweight,high-precision andpowerful,torque transmission isvariable speed,gear drive is maintenance-free Punch hole grinding: stir,buddha drills round The head can be raised and lowered: without (limiting hoop) directly up and down There is no need to change belts, but directly shift: gears to achieve high -torque drilling Led work light: the lighting is more convenient to use at work, Manufacturer: KXJQBM