Hollow Stainless Steel Lock Cylinder Cap Removal Tool for Schlage M540-056, for Installation and Removal. This tool is very suitable for re encrypting locks, repairing damaged parts, or repairing door locks, latches, and cylinders COMPATIBILITY: Lock cylinder cap removal tool designed for both installation and removal of lock cylinders,designed To Work On for Schlage Locks, for Weiser Locks and Some OtherLocks DURABILITY: The Steel structure ensures performance and reliable use FUNCTIONALITY: Able to quickly and effectively remove the lock cylinder cover EASY TO USE: Simple and efficient tool that helps streamline lock maintenance and replacement procedures Remove the unboxing lock from the door, simply press this tool onto the back cover, press the fixing pin, then remove the cover and use your fixing kit to re lock it.