Cordless Impact Wrenches, Impact Wrench, Drive Size 1/2 in Square, Drive Configuration Straight, Max. Torque 330 ft-lb, Bare Tool, Voltage 20V DC, Series 20V MAX, Cordless Tool Battery Type Li-Ion, Brushless Motor Yes, Anvil Impact Action Mechanical, Max. Blows per Minute 3100, Max. No Load RPM 2000, Cordless, Handle Type Pistol Grip, Tool Length 6-61/64 In., Tool Weight 3.5 lb, Clutch Style Detent Pin Anvil, Battery Included No, Battery Pack Replacement Mfr. No. DCB205