The DEWALT DCK211D2T XR Twin Pack, contains the following: 1 x 12V DCD710 XR Sub-Compact Drill Driver with adjustable torque control for consistent screwdriving into a variety of materials. 10mm single sleeve keyless chuck with automatic spindle lock for quick and easy bit change. All metal gearing for efficient power transmission and long tool life. Chuck: 10mm. No Load Speed: 0-400/0-1,500/min. Max Torque: 16Nm, 15 Settings. Capacity: Wood 19mm, Steel 10mm. Weight: 0.91kg. 1 x 12V DCF815 XR Impact Driver with all-metal gearing and aluminium front housing that provides greater heat dispersion for increased motor life. 3 LED 'Halo' Ring provides illumination of the workpiece. Bit Holder: 6.35mm (1/4in). No Load Speed: 2,450/min. Impacts Per Minute: 3,400/min. Max .