The dewalt dck250m2b brushless twin pack contains the following 1 x 18 volt dcd795 brushless compact hammer drill which has an ultra compact and lightweight design for use in confined spaces it has a brushless motor which delivers up to 57 more run time over brushed with 2 speed all metal transmission and an led work light for better visibility chuck 13mm no load speed 0 6000 2000min impact rate 0 102000 34000min max torque 60nm capacity wood 38mm steel 13mm masonry 13mm 1 x 18 volt dcf886 brush