The DEWALT 18V XR 3 Mode Dedicated Cordless Hammer Drill – Bare Unit has been constructed for heavy duty applications. The Brushless motor delivers reduced friction & better runtime which enables more power to be delivered during application. This results in less wear & an increase in longevity of the tool. The SDS+ offers high speed drilling performance up to 90 holes (10mm & Oslash; x 80mm) per charge using a 18V XR 5.0 Ah battery (Not Included). The Rotation stop mode feature allows for light chiselling in plaster, tiles & render. Impact stop mode offers rotary only drilling in wood & metal