Bosch Professional cordless impact driver GDR 18V-200 The best combination of power and size with ¼" bit holder The cordless impact driver GDR 18V-200 Professional boasts an excellent power-to-size ratio and a ¼" bit holder. With a head length of 126 mm, this cordless impact driver is suitable for even tight spaces. The GDR 18V-200 is equipped with a brushless motor for a strong tightening torque of 200 Nm, a breakaway torque of 350 Nm, excellent battery runtime and a long tool lifetime. For better control over rotational speed and torque, this cordless impact driver features a variable speed trigger. The GDR 18V-200 Professional is designed for tightening and removing screws when working in metal sheet, metal and wood. This cordless impact driver is also compatible with all Bosch Professional 18 V rechargeable batteries and chargers (Professional 18V System). Bosch Professional 18V System: The Professional 18V System combines ultimate performance, compact design and a low weight, making even the hardest jobs quicker and easier. The COOLPACK technology dissipates the heat of the rechargeable battery, significantly improving the running time and the service life of the battery. Since 2008, all rechargeable batteries have been compatible with all Bosch Professional tools, so they can be used with both new and existing tools.