A perfect fit between the receiver to the barrel is crucial for accuracy. The Wheeler AR-15 Receiver Lapping Tool will make lapping your receiver quick and easy, and ensure a perfectly fit between the receiver and barrel extension that will help you realize the accuracy potential of your rifle.
Features:
Use with a battery powered or electric drill to square the receiver face on an AR-15
Helps align the gas tube through the barrel nut holes
Helps align front and rear A2 style sights
Flex Driver Shaft
220 Grit Lapping Compound
Steel Construction with a Black Oxide Finish