We have Makita BHP454 18-Volt LXT 1/2-Inch Lithium-Ion Cordless Hammer Drill Kit with Product Detail Makita-built 4-pole motor delivers 560 in.lbs. of Max Torque, with a variable 2-speed all metal transmission (0-400 / 0-1, 700 RPM) for a wide range of applications Compact, ergonomic design; only 9-9/16-Inch long and weighs just 4.9-Pound Convenient features such as the shift-lock drive system to quickly shift between modes; 2 built-in L.E.D. lights; and a rugged tool belt clip Makita LXT lithium-ion battery and energy star rated 30-Minute rapid optimum charger produces 430-Percent total lifetime work with 2.5X more cycles 3-Year warranty on tool; 1-Year warranty on battery and charger . The "Makita BHP454 18-Volt LXT 1/2-Inch Lithium-Ion Cordless Hammer Drill Kit" is best product for you. We recommended Makita BHP454 18-Volt LXT 1/2-Inch Lithium-Ion Cordless Hammer Drill Kit