The Bosch 2-Tool Combo Kit delivers professional cordless drilling and driving performance, combined with brushless efficiency. The GXL18V-233B25 kit includes a GDX18V-1800 two-in-one cordless impact driver/wrench for use with bits and sockets. It does two jobs with one tool and goes from impact wrench to impact driver fast. The GSB18V-490 1/2 In. Hammer Drill/Driver is made to tackle demanding materials and applications (such as metal or masonry) anywhere on a worksite. This powerful hammer drill/driver features 20+1 clutch settings, for reduced overtightening. Its efficient brushless motor delivers 490 In.-Lbs. of torque and a no-load bpm of 0-22,000. The kit includes two CORE18V® 4 Ah Advanced Power Batteries, which each deliver 2x the runtime compared to previous generation BAT612 2 Ah battery. Also included are an 18V charger and two belt clips that provide a secure hold.