The DeWalt D21570K-GB Silver Bullet diamond core drill combines high performance with user friendly design. At 1300W and 230V, it is suitable for drilling through concrete, metal and wood. An anti-vibration handle with rubber-coated grip means that you can operate the drill steadily and in comfort, and the heavy duty steel chuck allows for excellent bit retention and easy bit changes. Using the tool is simple, thanks to the lock-on switch and 2-speed variable gearbox. The DeWalt D21570K-GB weighs just 3kg and comes with a carry case – meaning that it’s also lightweight and portable. 2-Speed Variable & Reverse.