This Craftsman(R) 20V MAX two-tool combo set provides a solution for all of your drilling and fastening needs. The drill driver has a 1/2'' ratcheting chuck to fit a variety of drill bits. Its two speeds deliver a performance of 0-350 RPM and 0-1500 RPM. The 280 UWO (unit watts out) give the power needed to complete your heavy duty tasks. The 1/4'' impact driver has a torque rating of 1460 in/lb, with 2800 and 3100 RPM. The one handed bit insert makes bit-changing quick and easy. Lightweight and featuring comfortable handles for reduced user fatigue, these cordless power tools are sold with a soft case for transportation and storage, two 20V MAX lithium-ion batteries, a battery charger and two drill bits. This product is backed by a 1-year limited warranty against any defects in material or workmanship.