Because of the optimised gear housing set, this drill has the fastest drilling speed in the class. The powerful 790 W motor provides increased durability and hard work. Because of the clever design, spare parts are interchangeable and maintenance is simple. Specifications summary 790 W power rating Shocks2.7 J Impact rate between 0 and 4200rpm Weight2.8 kg Coordinate speed0 - 930 rpm 367 mm Tool Width (Length) 210 mm Tool Width (Height) DS-plus grip systems Penetration Brick drilling maximum diameter with boring68 mm Metal drilling maximum diameter13 mm The maximum drilling diameter is 30 mm.