Four functions: 1. Hammer drilling; 2. Hammer stop for regular drilling; 3. Rotation stop for light chiselling work; 4. Chiselling with free rotation for maximum freedom of movement Ergonomic design and softgrip for optimal comfort and control Easy-to-adjust depth gauge to preselect drilling depth for blind holes KEEPCOOL™: The patented battery cooling technology that ensures up to 25% longer run time and 2x the lifetime Vibration Reduction System ensures optimal working comfort and low vibrations ACTIVCELL™: Patented intelligent battery and tool interaction, for maximum performance and battery protection Constant speed ensures efficiency even under higher load SKIL ‘XP’: Exceptional performance through high specifications, advanced brushless motor and industry-leading battery technology LED light for a better sight of the workpiece and more comfortable working in poorly lit areas Pneumatic hammer mechanism for drilling in concrete Variable speed ensures a gentle start and full control at all times ‘SDS+’ system for fast, easy bit changing Digital Brushless Motor: More power, more efficiency and 10x longer lifetime Forward/reverse switch for easily changing the working direction of the tool PWRCORE 20™: Industry-leading advanced battery technology, to power all SKIL ’20V Max’ tools Lithium-Ion technology: no memory effect, no self-discharge and always ready for use