Dewalt d2157080k dry diamond drills 2 speed 13001705w 110 230v dewalt d21570k gb this 1300w dry diamond drill from dewalt is the ideal tool for any professional tradesman drilling in wood metal or concrete manufactured to a high standard the drill is equipped with a new motor giving improved performance in applications with dry core bits up to 127mmn in bricks or soft masonry the electronics provide e clutch power up and overload protection and the two speed gearbox for increased ver