SDS-plus or SDS-max chuck system – allows quick, secure bit changes
High impact energy (measured in Joules) – provides strong chiseling/drilling force
Multiple modes:
Rotary drilling (wood/metal)
Hammer drilling (concrete/brick)
Chiseling (tile removal, demolition)
Brushless motor (in newer models) – improves power efficiency and battery life
Anti-vibration and KickBack Control – improves safety and comfort during use
Corded or cordless versions (18V systems common)