AR Receiver Lapping Tool
Select Firearm Type
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. Also, honing the surface can produce optimal positioning of barrel nut so ideal torque can be achieved along with proper gas tube hole alignment.