Precision Barrel Fitting, Part Seven

In this part we’ll dive deeper into possible problems faced in chambering and how to avoid them.

by Chick Blood

My assumption that the sheer cost of full length barrel boring and rifling machines plus the space required to house them will not exclude requests you rechamber a rifle remains unchanged. All that is required to fulfill these requests are a well-made, consistently-accurate machine lathe along with a couple of additional items proven to be precision tooling.

Whether the work piece is an OEM or aftermarket action, the most expressed wish is for a change in caliber. Among the more experienced, including serious hunters and High Power rifle competitors, the chamber switch will often be accompanied by a second request to blueprint it as well, along with a test target showing the results.

The rifle owner giving out those instructions wants you to believe you’re dealing with a no-nonsense shooter. These requests cost plenty and the person making them knows that. Or should. So should you. The tooling used and illustrated in this article totals out at slightly over a grand. That cost can of course be spread out over a number of rifle overhauls. In that respect, it partners with the purchase price of your lathe and figuring the time required to get the entire job done.

Read more in our October 2014 issue. Back issues are available.

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