SDS-plus® bit system  tool-free bit changes with automatic bit locking, dust protection and maximum impact energy transfer rate

Multi-function selector  3 modes of operation, rotation only, rotary hammer and hammer only mode

Variable-speed reversing trigger  for accurate bit starting, as well as removing fasteners or bound bits

Constant Response^TM Circuitry Provides soft-start, maintains constant speed under load, provides overload protection

Vario-Lock^TM positioning  rotates and locks chisel into 36 different positions to optimize working angle

360° Auxiliary handle with built-in depth gauge  

Double insulated, UL listed, complies to OSHA 

Integral clutch  helps minimize torque reaction