Bosch’s CLPK234-181 18-volt Max 2-tool combo kit is constructed to withstand the most demanding jobsite conditions. The CLPK234-181 2-Tool Combo Kit features the DDS181 1/2 in. Compact Tough Drill/Driver and the IDS181 1/4 in. Hex Impact Fastening Driver. Each tool is powered by an 18-Volt Slim Pack battery, also included.