The dck285m2 from dewalt comes complete with two powerful and durable dewalt power tools the dcd785 xrp 2 speed compact hammer drill and the dcf885 impact driver suitable for a wide range of drilling and driving applications both are powered by dewalt39s long life xr li ion batteries designed for efficiency and better performance as an added bonus this kit is supplied with a ds150 large capacity tough system kitbox 2 40ah li ion batteries that last up to 33 longer than 30ah batterie