JerrBear  Tactical
JerrBear Tactical 13 Jul 2019

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Upper receiver lapping tool / G&G Rifle Works Lapping Kit - 07/13/19

In General

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Lapping tools are used to ensure the face of the receiver is perpendicular to the center-line of the bore. This tool is used with lapping compound to polish the face and make it completely smooth. This set contains 4 lapping tools M4E1, M5E1, AR-15, and AR-10.

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