The cordless brushless 18V impact wrench Stanley Fatmax V20 features advanced battery technology with no memory effect and minimal self-discharge, as well as brushless motor technology for improved performance efficiency and runtime. The wrench has a powerful motor that delivers up to 1,900 RPM and a torque of 373 Nm for driving larger screws and other high-torque applications. Additionally, it is equipped with a 2-speed slide switch for maximum control. Complete with an integrated LED work light for better visibility under all working conditions. As part of the new 18V Stanley Fatmax V20 battery system, it powers all your V20 tools with a shared new and improved 18V lithium-ion battery, allowing you to complete your work effortlessly.