Our M18 FUEL� 1/2" Compact Impact Wrench w/ Friction Ring is the most compact in its class, delivering you the most access in tight spaces, up to 250 ft-lbs of nut-busting torque, and maximum workspace visibility. This battery-powered impact wrench measures only 4.9" in length with a POWERSTATE� Brushless motor to provide the power to remove stubborn fasteners, even in confined spaces. The MILWAUKEE� 1/2" Compact Impact Wrench has tri-LEDs that surround the anvil to deliver you brighter light with fewer shadows. 4-Mode DRIVE CONTROL� offers greater precision with a range of pre-set RPM and IPM levels, selectable from a single button on the tool. By selecting Mode 4, AUTO SHUT-OFF� control applies no more than 20 ft-lbs of torque for hand-tight fastening applications to prevent overtightening. Mode 4 also features Bolt Removal Control delivers full torque output, then decreases RPMs once the bolt is loosened to prevent fastener drops. REDLINK PLUS� Intelligence electronics make these controls possible while ensuring maximum performance, protecting the tool against overloads, over-heating, and over-discharge. The M18� REDLITHIUM� battery pack (not included) fits M18� tools, delivering more work per charge and more work over the life of the pack.