Milwaukee 2663-20 M18 Cordless 1/2" High Torque Impact Wrench 5.0 Ah Batteries

Get the most powerful, most compact, longest-running impact wrench in its class. The M18 Cordless Lithium-ion 1/2" High-Torque Impact Wrench features a Milwaukee® 4-pole motor and powerful impact mechanism to deliver a reliable 450 ft-lbs of torque with maximum runtime. The REDLITHIUM Extended Capacity Battery Pack delivers more work per charge and more work over pack life than the competitors, as well as best-in-class performance in extreme jobsite conditions. You'll get consistent speed control between 0-1900 RPM and 0-2200 IPM with the variable-speed trigger. A 1/2? anvil with friction ring allows quick and easy one-handed socket changes. The M18 Impact Wrench's onboard, real-time battery fuel gauge helps you monitor the charge precisely, so there's less downtime on the job. Lightweight and portable, with superior ergonomics, this 18-volt cordless power tool offers ultimate comfort during prolonged use.

Delivers up to 2.5X more run-time, 20% more power and 2X more life than standard lithium-ion batteries. The M18 REDLITHIUM XC 5.0 Extended Capacity Battery Pack features superior pack construction, electronics, and performance to deliver more work per charge and more work over the life of the pack when compared to competitors.  The M18 REDLITHIUM XC 5.0 Battery features an advanced design, protecting the pack against harsh jobsite environments. This protection routes water away from the electronics and out of the battery pack, extends run-time and life by minimizing heat, and prevents pack failures from vibration or drops. This unique to Milwaukee® design also allows the battery to operate in extreme cold weather conditions (below OoF/-18oC).  Managed by Milwaukee's exclusive REDLINK Intelligence, the battery features overload protection to prevent you from damaging your cordless power tools in heavy-duty situations, while the discharge protection prevents cell damage. It also provides full system compatibility with 60+ M18 cordless solutions. Upgrade to the M18 REDLITHIUM XC 5.0 Battery Pack to instantly increase the run-time and durability of your M18 cordless tools.