Heavy duty all-metal motor, impact hammer and anvil system. Thin design nose piece allows getting into tight spaces. LED light ensures best visibility in dark areas. Ergonomic soft-grip handle and surfaces add comfort and reduce user fatigue. True flat anvil design makes changing sockets easier. Friction ring, toolless socket install/removal. Delivers a max torque of 500 ft lbs. Includes: (Qty.) (2) 18V Lithium-Ion Fat Pack Batteries, (1) Charger, (1) Carrying Case.