The M18 1/2 in. Compact Brushless Drill/Driver is the Most Compact 18-Volt drill on the market and delivers Over 50% More Run-Time than drills with brushed motors. The Milwaukee built brushless motor, REDLINK Electronics and REDLITHIUM batteries provides more efficient power delivery, for fewer trips to the charger. At only 6-7/8 in. long and 3.7 lbs. (with battery), this drill provides excellent control and balance in a compact size, perfect for work overhead or in tight spaces. This compact drill delivers 500 in. lbs. of torque and 0-450/0-1,800 RPM, for a wide range of drilling and fastening applications. An all-metal gear case and 1/2 in. metal chuck provides maximum durability.