Recip noticed is compact and lightweight with Lok-Jaw blade holder for simple blade amendments. 17618-01 18V Litheon Brute Tough Hammer Drill Driver: High torque mode produces over 650 in.-lbs. High velocity mode produces 2,050 RPM, up to 30,750 BPM Durashield Housing & unibody powertrain current most efficient reinforcement to withstand real world stipulations. Bosch Litheon Batteries - State-of-art Lithium-ion battery experience coupled with Bosch's proprietary ECP (Electronic Cell Protection) tool assures the final word effectivity of software program and batteries even for tough work must haves. Bosch Litheon Batteries - Designed for max cyclelife, minimal self-discharge and no memory impact 1/2-inch Metal Chuck for increased sturdiness..Bosch CLPK41-180 18-Volt 4-Tool Litheon Combo Kit