CLYMER Precision manufactures these reamers using durable M42 w/ Cobalt HSS, enhancing tool life and performance.
The live pilot spindle is designed for easy attachment of industry standard bushings without the need for C clips, and includes oil grooves for muzzle flush chambering.
Reamers are precision ground to SAAMI specifications, with a 7/16” shank, integral Weldon flat, and 1/4-28 female threads, allowing for interchangeability and proper bore fit.