Ozzistraightshooter MUZZLE CROWN TOOL.

Precision 110 degree cutter to help you form the perfect crown. With these tools you can cut a precision crown.This cutter uses a live pilot to avoid damage to the critical barrel surfaces.Pilots are included for 30 cal, 6.5 and 9 mm barrels These are top quality tools designed for professional use.Should only be used by a professional Gunsmith. Made in Serbia from German Bohler S705 steel.

See YouTube video showing how to use the crowning tool.

https://youtu.be/xWlFOxuFv_E