The Manson Precision Revolver Cylinder Throating Reamer is designed for .357 caliber revolvers, enhancing accuracy for both lead and jacketed bullets by uniformly opening the cylinder throat.
It comes with removable pilots for a precise fit to individual chambers, with a .357 caliber reamer provided with a .354" pilot, and Pilot Packs offering additional size increments.
The reamer is made from high-speed steel, measures 4" long with a ΒΌ" shank, features a 6 flute design, and is helically ground for performance.