Cordless Impact Wrench GDS 12V-115. The GDS 12V-115 Professional cordless impact wrench with a brushless motor and 3/8-inch square drive is the most compact solution in Bosch's 12-volt class. Its compact design ensures perfect handling even in tight spaces and overhead. For greater accuracy when screwing, the 2-stage power control of the impact wrench prevents over-tightening of small screws. The tool features a powerful torque of 115 Nm, making it suitable for most common cordless impact wrench applications. This power tool is designed for working with screws with a diameter of M 4 to M 12. It is compatible with all Bosch Professional 12-volt batteries and chargers. The GDS 12V-115 Professional also includes a battery level indicator, electronic cell protection, a lithium-ion battery, speed pre-selection, and variable speed. L-BOXX insert accessory; L-BOXX insert for the tool; L-BOXX 102.