Milwaukee 0516-22 14.4 Volt 1/2-Inch Driver/Drill 0-450/1450 RPM, T-Handle with Two Batteries, Charger & Case Reversible battery pack makes working in tight spaces easy 2.4-amp/hr battery gives 20% more run time than other Ni-CAD batteries All-Metal Grip-Lok 1/2-inch chuck for extreme durability 390 in/lbs torque with 20-position adjustment Limited warranty, 30-day no-risk trial