Toolless bit changes with automatic bit locking, dust prtection and maximum impact energy transfer rate

Rotates and locks chisel into 12 different positions to optimize working angles

Auto lock-on switch with a lower release button to turn the hammer off

Lights up when brushes need to be changed

Provides soft-start, maintains constant speed under load; provides overload protection

Indicates when preventative maintenance is required

Vibration reduction in the hammer mechanism and grip area provide maximum user comfort for extended periods of work