The UniversalImpact 800 is perfect for completing large projects quickly and safely. It features KickBack Control for full tool shutdowns when incurring a bit jam. A keyless Autolock chuck provides fast, one-handed bit changes. Bosch Speed Preselection enables precise drill-speed preselection, delivering the right speed for the material, and Constant Speed automatically regulates the speed for consistency, regardless of the load. A powerful 800 W motor ensures fast results in masonry, wood, soft concrete, and metal, allowing for drilling depths of up to 14 mm in masonry and up to 30 mm in wood.The powerful impact drill with KickBack Control for large projectsKickBack Control for added safetyAutolock one-sleeve, keyless chuck for fast and convenient bit changesBosch Speed Preselection and Constant Speed for efficient drillingEffortless drilling in masonry of up to 14 mm and wood of up to 30 mm