A perfect fit between the receiver to the barrel is crucial for accuracy. The Wheeler AR-10 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.

• Compatible with battery-powered or electric drill
• Steel construction with a black oxide finish
• Includes: Flex driver shaft, 220 Grit lapping compound, steel lapping bar
• Lapping a receiver ensures a perfectly square and true surface for the barrel to mate against, enhancing accuracy.