General description This High Torque Power Impact Wrench features a 21V brushless motor and is designed for versatility as a 3-in-1 multifunctional tool. It can be used as an impact driver, cordless drill, and screwdriver, making it ideal for various applications such as car repairs, large construction projects, heavy equipment maintenance, and product assembly. The wrench is equipped with a powerful rechargeable lithium-ion battery, ensuring long-lasting runtime and usability for both indoor and outdoor tasks. Technical specifications Speed: double speed No-load speed: 0-2300 RPM Rotational speed: 0-3200 RPM Impact frequency: 0-2900 RPM Impact frequency: 0-4400 RPM Output shaft: 1/2 inch Thread diameter: 4-26 mm Maximum torque: 420 Nm / 309 ft-lbs Weight: 3.2 kg (Electric wrench + Accessories) Charge time: 2 hours Compatibility and accessories Includes 4 driver impact sockets Comes with a 21V max lithium-ion 6.0 AH battery Fast charger included 12-piece drill kit User manual Usage