Hitachi’s DV18DCL Hammer Drill runs on a 1.5-amp Lithium-Ion battery which produces 345 in/lbs. of torque. Clutch settings for both drilling and hammering mode are joined by 22 driving stages. It weighs 4.2 lbs. and iws 9.37 inches long, with a two-speed transmission and variable speed switch (0-400 rpm or 1,500 rpm). The five-position belt hook is patented. It sells for around $205.