milwaukee m18blpd2 502x brushless hammer drillNew brushless motor design that provides 40% more torque than the previous model, up to 82Nm Compact design (180mm length) offers good balance and control, ideal for overhead and tight space applications 13mm metal drill chuck for quick change and better grip of the accessory REDLINK electronic overload protection for tool and battery REDLITHIUM battery with superb construction, electronics and performance to provide greater autonomy and work