The new modern design with a powerful 710 w motor makes the kr714cresk hammer drill a must have for any home or workshop the hammer drill is capable of drilling effortlessly into all types of masonry and steel an ergonomically designed frame and rubber grips as well as the two finger switch enable fatigue free and handy operation a spindle lock allows you to quickly change between different bits switchable carbon brushes ensure constant high quality performance in both right and left hand