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 diameters of up to ∅ 14 mm in masonry and up to ∅ 30 mm in wood.