The milwaukee m18 bpd 42 brushed combi drill is a compact percussion drill measuring only 198mm in length making it ideal for working in confined spaces the full metal gear box delivers maximum performance and long life it has a 13mm metal chuck for quick bit changes and bit retention and 18 stage torque adjustment for maximum flexibility a 3 stage mode selector allows the user to switch between rotary screw drive and percussion modes quickly and easily individual battery cell monitoring optimis