While you are on the site, in your browser find and click "Add to Home Screen" A CGN beaver app icon will then be created to your phone that is directly link to the site.
Note: This feature may not be available in some browsers.
You can rechamber to your specs. Make your own dies to precisely match the chamber you just cut. Use the Reamer to create your own precision chamber checker. Machine some steel to make your own comparator absolute zero if so desired. When you wear out one barrel, you can purchase another blank, and your dies and everything else you made will work.
Oh, you will also gain perfect chamber trim length on your brass
When or if you damage it you don't have to replace it for the lender. If you need a reamer more than once buy your own lending out tools usually ends up bad.