Muzzle Radius Cutter - .920'''' Diameter Muzzle Radius Cutter

Easily removes the sharp outside edge that remains after shortening or crowning a barrel. Easy-to-use cutter requires only a hand drill to quickly cut a smooth radius for a nicely finished look. Three cutter sizes to fit most barrels. Mfg: Brownells SPECS: Hardened Steel. .615'''' (15.6mm), .715'''' (18.1mm), .815'''' (20.7mm), .920'''' (23.4mm) cutter diameters.