Pro Warranty Information Pro Warranty Information Industry Leading Quality Since 1856 MayhewPro tools are backed by a lifetime warranty*. If this MayhewPro hand tool ever fails to provide complete satisfaction, it will be replaced free of charge. Make sure to return the product to the original retailer for a replacement. For any additional tool-specific warranty information, please see the product packaging. Exclusions The warranty does not cover consumable items, including but not limited to; cables and cable assemblies, brass, hollow punches, o-rings, lights, or batteries which are determined to be expendable parts that can wear out from normal use within the warranty period, or if a tool has been misused according to the instructions.