The Makita-built motor for the 18V Cordless 1/2" Hammer Driver-Drill, No. BHP452HW, delivers 450 in. lbs. of torque in a compact design weighing only 3.6 lbs. The BHP452HW features a black and white design, and has a variable two-speed motor with 400 RPM/0-6,000 blows-per-minute and 1,500 RPM/0-22,000 BPM in high speed. The 18V/1.5 Amp Hour compact lithium-ion battery reaches full charge in just 15 minutes.