Sockets not included TW161DSAE: Rapid Charger (DC10SB) & 2.0Ah Batteries x2 TW161DZ: Batteries, charger, and carry case are not included; must be purchased separately Technical Specifications Capacity Standard Bolt: M8 - M16 (5/16" - 5/8") High Tension Bolt: M6 - M12 (1/4" - 1/2") Square Drive: 12.7mm (1/2") Impacts (ipm) High: 0-3,600 Low: 0-2,000 No Load Speed (rpm) High: 0-2,400 Low: 0-1,300 Max Torque 165N.m (1,460in.lbs) Dimensions (L x W x H) 150x66x213 mm (5-7/8"x2-5/8"x8-3/8") Net Weight (w/ Batt.) 1.2kg (2.7lbs)