The black and decker kr714cresk percussion hammer drill has 710 watts of power making it suitable for home drilling and other diy drilling the hammer action makes this drill suitable for drilling into masonry and the spindle lock allows for easy bit change and maximum accessory grip variable speed control offers more control and is essential for screwdriving this drill is ideal for drilling into a variety of materials such as wood metal plastic and masonry input power 710 watts speed variable no