Brownells Spiral Flute Long Forcing Cone Reamer 20 Gauge 7/16" Hex

The Brownells Spiral Flute Long Forcing Cone Reamer is a precision gunsmithing tool designed to cut or extend the forcing cone in 20-gauge shotgun barrels. The long forcing cone geometry reduces shot deformation and can improve pattern consistency. Features a 7/16" hex shank for use with a standard tap wrench or drill. Spiral flute design clears chips efficiently for a clean, smooth finish.