The Kleinendorst Bolt Disassembly Tool enables the operator to easily disassemble a firearm bolt for routine cleaning and other maintenance. The tool fits over the bolt shroud and has a steel hook which engages the cocking peice. The cocking peice is pulled backward by rotating the lever. After locking the lever in place, the bolt shroud and firing pin can be easily removed from the bolt. Instructions are not included.Notes:Hook on the tool fits into the notch in the firing pin headRotating the lever pulls the firing pin head back and locks itCooper/Kimber model fits Cooper models 21, 36, 38 and 40 only