Impact Drill GSB 21-2 RCT. The corded GSB 21-2 RCT Professional is a 2-speed impact drill with constant speed and Torque Control for the toughest applications. With its powerful 1,300-watt motor and high torque, it is ideal for heavy-duty tasks. The constant speed function of the impact drill ensures that the selected working speed is maintained even under high load. The Torque Control function allows for torque pre-selection for high-precision work. This power tool is suitable for drilling in masonry, stone, wood, and metal. It is compatible with the GDE 16 Cyl Professional dust extraction system. The GSB 21-2 RCT Professional features functions such as autolock, power control, overload clutch, and speed pre-selection. Included in the package: auxiliary handle, carrying case, depth stop 210 mm, and quick-change drill chuck 13 mm.