The einhell power x change brushless twin pack contains the following 1 x 18 volt te cd 18li i bl power x change hammer drill with a brushless motor for increased performance and longer operating times the impact mechanism provides the power needed to penetrate hard brittle material fitted with a robust long lasting 2 speed metal gear making it ideal for heavy duty drilling jobs its ergonomic soft grip design and additional handle provide comfortable operation chuck 13mm single sleeve no load sp