The Einhell Power-X-Change Combi & Impact Driver Twin Pack, contains the following 1 x 18V TE-CD 18-2 Li Power X-Change Combi Drill is a powerful and versatile tool for screwdriving, drilling and hammer drilling jobs. It has a robust, long-lasting 2-speed metal gear box for high torque and torque slip coupling that prevents over tightening of screws. Chuck 13mm Keyless. No Load Speed 0-320/0-1350/Min. Max Torque 48Nm 25 Settings. Capacity Concrete 15mm. Weight 1.76kg. 1 x 18V TE-CI 18 Li Power X-Change Impact Driver is fitted with a unique triathlon motor that is powerful and efficient for the highest demands in power-sapping screwdriving jobs. The special impact mechanism eliminates any torsion force on the user&rsquos wrist. Short, lightweight design with ergonomic soft-grip surfaces and a rugged aluminium housing with additional rubber supports for increased protection. Bit Holder 6.35mm (1/4in). No Load Speed 0-2,300/Min. Impact Rate 0-3,200/bpm. Max Torque 140Nm. 1 x 18V Power-X-C