Modern design with the operator in mind. Available in manual and semi-automatic spindle feed models. Just twist the knob on the frequency inverter to adjust the speed while drilling using the LED indicator for speed readout. Forward and reverse selector switch for tapping applications. For speed range changes use the quick belt tension release feature. Floor models feature a looking handle hub for repeatable depth, CE safety electrical package, a large diameter sturdy spindle, and a massivemore cast head. less