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

"Combination" dual mode selector  2 modes of operation, rotary hammer and hammer only mode

Variable-speed dial  for accurate bit starting and controlled chipping applications

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

Service Minder^TM light  indicates when preventative maintenance is required

Vario-Lock ^TM positioning  rotates and locks chisel into 12 different positions to optimize working angle

Padded rear handle  absorbs shock for operator comfort

Integral clutch helps minimize torque reaction

360° Auxiliary handle  provides a wide range of movement along with operator comfort

Double insulated, UL listed, complies to OSHA