Our M18 FUEL 1/2 in high-torque impact wrench with friction ring protective boot is for use with the M18 FUEL 1/2 in high-torque impact wrench with Friction Ring (2967-20) only. This product provides a lightweight, durable solution that is meant to protect the tool and work surface. The durable rubber design will withstand corrosive materials commonly found in transportation maintenance environments. Not for use on or near live electrical circuits. Use on any other product may result in damage to the tool motor and may void the tool warranty.Form-fitting, lightweight design protects the tool and work surface while adding minimal size or weight to the toolDurable proprietary rubber designed to withstand corrosive materials commonly found in maintenance environmentsBest in class performanceFlexible material allows for easy install and removalNot made for use on other Impact Wrenches