Features and Benefits:Up to 1400ft-lbs Nut-Busting TorqueMost compact cordless High Torque Impact Wrench in its class at 8.39" in lengthONEKEY technology provides the most repeatable Impact Wrench in the industryONE-KEY Compatible: Customize, Track and Manage tool’s performanceEasily toggle up to four custom performance profiles that can be saved to the memory of the toolThe M18 FUEL ONE-KEY 1/2" High Torque Impact Wrench provides the Most Powerful, Most Compact, and the Most Repeatable Impact Wrench in the industry. The POWERSTATE Brushless motor delivers up to 1,000ft-lbs of fastening torque and 1400ft-lbs of nut-busting torque, providing users a cordless solution that will eliminate the need for pneumatic Impact Wrenches. The industry’s most compact cordless High Torque Impact Wrench at 8.39” in length, this tool allows for more access in tight spaces. Compatible with ONE-KEY, this is the industry’s first High Torque Impact Wrench that wirelessly connects to a smart phone to Customize, Track and Manage a tool’s performance and location. Unlimited Tool Customization allows you to connect to the tool and access predetermined set-ups for specific fasteners and materials, or have complete control over output speed and power for the specific application at hand. With ONE-KEY, users now have a tool that delivers the most repeatable torque output in the industry. Users looking for a targeted torque range now have solution that will get users close to their targeted torque value, reducing the likelihood of significant under or over torque. Users will experience less rework, less damage, and increased productivity that will get users closer to their torque target and will finish with a calibrated torque device to reach their targeted torque value. The tool’s memory supports up to 4 custom profiles that can be easily accessed with the touch of a button on the tool.