The Bosch 18V 2 x 4.0Ah Impact Wrench Drill Driver Twin Kit 06019J2271 is an ideal twin kit for trade professionals as well as DIY enthusiasts. Both machines have brushless motors, the GDX200 Impact Wrench is compact with a 2in1 tool holder, perfect for keeping hands free when working. This impact wrench can be used in many applications thanks to the 14 internal hex and 12 square drive. It also has a variable speed trigger for maximum control. The GSB55 Drill Driver has been designed especially for work in wood, metal and masonry. It has a robust 13mm Roehm metal chuck which has been designed to deliver the ideal power transfer for the widest range of drilling, impact drilling, and screw-driving applications. GSB 18 V-55 Combi DrillPowerful performance with speed up to 1,800 rpm and torque up to 55 Nm for fast work progressCompact and lightweight for perfect handling, even in confinedawkward spaces or overheadAn entry-level first - Brushless motor for maximum performance and efficiency, and a longer service life - 100 maintenance free2-speed gearbox and variable speed by trigger - tailor the speed and torque of this Bosch 18V brushless combi drill to the application and materialReverse rotation for removing screwsAnother entry-level first - All-metal chuck ensures the best possible torque transfer and is extremely robust more hard-wearing than standard plastic chucksMetal gearbox for increased robustnessAuto-lock chuck for tool-free bit changesSoft grip for comfortable handling and better gripLED job light for a clear view when workingBelt cliphook for convenient hangingGDX 18V-200 Impact DriverWrench2-in-1 tool holder with internal hex and square drive guarantees flexibility for the widest range of applicationsBrushless motor with 200 Nm tightening torque and 350 Nm breakaway torque for excellent battery runtime and long tool lifetimeBetter control of speed and torque due to the variable speed triggerIdeal choice for tightening and removing screws M 6 M 16, when working in metal sheet, metal or woodCompatible with all Bosch Professional 18v batteries and chargersAlso features Electronic Cell Protection ECP, an LED light and a belt clipProduct SpecificationsGSB 18 V-55 Combi DrillSoft Application Max Torque 28 NmHard Application Max Torque 55 NmTorque Settings 20 DrillNo. of Gears 2Rotation Forward ReverseNo Load Speed High 0-1800 rpmNo Load Speed Low 0-450 rpmDrill Capacity Concrete 10 mmDrill Capacity Metal 13 mmDrill Capacity Wood 35 mmGDX 18V-200 Impact DriverWrenchMax Torque 200 NmMax. Breakaway Torque 350 NmLED Job Light YesRotation Forward ReverseStandard Bolt Capacity M4-M14No-Load Speed 0 3400 rpmImpact Rate 0 4200 bpmHead Length 147 mm