18 Volt Cordless 1/2" High Torque Impact Wrench with Pin Detent Kit The M18 cordless 1/2" high torque impact wrenches provide industry leading power in a compact size. Built with a Milwaukee 4-pole motor and a powerful impact mechanism, the 2662-22 and 2663-22 deliver 450" pounds of torque. A variable speed trigger provides speed control between 0-1900 rpm & 0-2200 ipm. The 2662-22 has a 1/2" anvil with detent pin to achieve superior socket retention, while the 2663-22 has a 1/2"anvil with friction ring for quick and easy one-handed socket changes. Features: 18 Volts 1/2" Detent Anvil Size 450" Pound Torque 1900 RPM 2200 IPM 8-7/8" Long Includes 2 Batteries Includes Tool, XC High Capacity LITHIUM-ION Batteries, M18 LITHIUM-ION Battery Charger, Kit box 5 Year Warranty Since its founding in 1924, Milwaukee has focused on a single vision: To produce the best heavy-duty electric power tools and accessories available to the professional user. Today, the Milwaukee name stands for the highest quality, durable and reliable professional tools money can buy.