DEWALT | Rotary Dry Diamond Drill 16mm 1300W 2-Speed | D21570K-B5Brand: DeWALT Model Number: D21570K B5 Power Source: Electric Watts: 1300 New motor gives improved performance in applications with dry core bits up to 127mmn in bricks or soft masonry Electronics provide e clutch; power up and overload protection Two speed gearbox for increased versatility when drilling in wood; metal and concrete with standard drill bits Electro Mechanical clutch increases user control and protection Heavy duty 16mm steel chuck