Bosch CPK40-36 36-Volt Combo Kit with 2 XL Batteries, 4-Piece 36V Cordless Hammer Drill/Driver features Brute Tough Construction with Unibody Power train, Steel-Reinforced Collar and Dura shield Housing 36V Recip Saw is the fastest in its category The most complete 36V Litheon Cordless kit ProVantage 3-year Protection Plan