49-16-2567 tool boot is for use with M12 FUEL 1/4" and 3/8" High Speed Ratchets (2566-20, 2567-20) only Using this M12 tool boot on any other incompatible electric tool may cause damage to the tool, so please pay attention to the suitability of the cover for your tool This product provides a lightweight, durable solution that is meant to protect the tool and work surface. The durable rubber design withstands corrosive materials commonly found in maintenance envi.