Brownells AR-15 and M16 Armorer's Wrench
The Brownells AR-15 and M16 Armorer's Wrench is an American made tool that provides many features needed to build and maintain the rifle.
WARNING: Never attempt to disassemble or reassemble a firearm unless you are absolutely certain that it is empty and unloaded. Visually inspect the chamber, the magazine and firing mechanism to be absolutely certain that no ammunition remains in the firearm. Disassembly and reassembly should follow the manufacturer’s instructions.