A Draper storm force 20V mid-torque impact wrench complete with 1x 4ah battery and charger The Draper 43785 is a 1/2\" mid-torque impact wrench with 1x 4ah battery and charger. It is part of the Draper Storm Force 20V Power Interchange series, 5-speed settings with variable speed trigger switch, Forward/reverse feature with electric brake, LED Worklight, Battery level indicator, Supplied with 1x 4Ah battery and charger. Draper Storm Force 20V interchangeable battery system allows you to combine one battery with any of the tools within the 20V Storm Force series (not compatible with Draper Storm Force 10.8V). Features: 5-speed settings with variable speed trigger switch, Forward/reverse feature with electric brake, LED Worklight, Battery level indicator Draper Storm Force 20V interchangeable battery system allows you to combine one battery with any of the tools within the 20V Storm Force series Comes with: 1x 4Ah Battery  Charger Carry Case Specification: Battery: 20V Stormforce Li-ion  Impact Rate: 0-3200bpm No load speed: 0-2300rpm Max Torque: 400Nm Variable speed: Yes Square Drive: 1/2\" Batteries Per Item: 1x 4Ah Charger Type: 1hr Supplied in Case: Yes Weight: 1.87kg