Finding the best hammer drill can be easier when the main requirements are identified before comparing individual models. Cordless options provide greater mobility and can be convenient for work in different areas, while corded models can provide consistent power during longer tasks. Variable speed control is another useful feature because different materials and drilling conditions may require different operating speeds. Considering portability, power, handling, and intended frequency of use together can provide a more balanced basis for choosing a suitable drill.
http://www.uniccm.com/blog/how-to-choose-the-best-hammer-drill