This Bosch Professional Twin Pack contains the following: 1 x 18V GSB 18V-55 Professional Combi Drill with brushless motor. Its robust 13mm Roehm metal chuck delivers an ideal power transfer for the widest range of drilling, impact drilling, and screwdriving applications. Electronic Motor Protection prevents overload and ensures a longer tool lifetime. Chuck Capacity: 13mm. No Load Speed: 0-460/0-1, 800/min. Torque (Soft/Hard) : 28/55Nm. Torque Settings: 20+2. Max. Screw Diameter: 10mm. Max. Drilling Diameter: Wood 35mm, Steel 13mm, Masonry 13mm. Weight: 1.0kg excl. battery. 1 x 18V GDX 18V-200 Professional Impact Driver/Wrench with a brushless motor for excellent battery runtime and a long tool lifespan. Fitted with a 2-in-1 tool holder for highest flexibility. To have a better control over speed and torque the GDX 18V-200 is equipped with a variable speed trigger. Tool Holder: 1/4in Hex Uni & 1/2in Square. No Load Speed: 0-3, 400/min. Impact Rate: 0-4, 200/bpm. Max. Torque: 200Nm. Max. Breakaway Torque: 350Nm. Bolt Size: M6 - M16. Weight: 1.2kg excl. battery. Also supplied with: 2 x 18V 4.0Ah Li-ion Batteries, 1 x Charger and 1 x Case.