Dual purpose for "hammering only" or "rotation with hammering" operation
Reduced vibration for less operator fatigue
"Spline" type drive system for maximum power
One-touch sliding chuck for easy bit installation and removal
No hammering when idling
Light indicates when 8 hours remain before replacing carbon brushes, and if there is a problem with the switch or power source
2 side handle options (straight & D-handle) with rubberized grip that swivels 360°, D-handle adjusts to 8 positions forward and back for maximum comfort and leverage
Large comfortable trigger switch
Externally accessible brushes for quick and easy jobsite serviceability
Electronic variable speed control dial for easier hole starts
Soft start electronic switch for smooth starts and constant speed control