The Makita BDF452Z is an 18-Volt Compact Lithium-Ion Cordless 1/2 Driver/Drill. The BDF452Z utilizes a powerful Makita-built, 4-pole maximum-torque motor which delivers 450 in.-lbs. of efficient torque in a compact size. At only 8 long and weighing a scant 3.5 lbs., the compact design of the BDF452Z allows you to work longer with reduced operator fatigue. In addition, the BDF452Z's ergonomic shape fits your hand like a glove with even pressure and easy control. The Makita BDF452Z is powered by Makitas LXT Lithium-Ion battery system, so you'll notice a longer run time, 5x lower self-discharge for use any time, and 16 firm-holding contact terminals for constant high power.