These reamers are manufactured by CLYMER Precision using the best M42 w/ Cobalt HSS available. (Cobalt steel is more resistant to heat and abrasion than many other high-speed steels, which dramatically increases tools life and durability)
Manufacturer grade tooling
Smooth/free cutting guaranteed
Live pilot spindle threaded for 4-40 fillister head screw to easily attach industry standard bushings (no C clips required)
Oil grooves standard in pilot spindle to allow for muzzle flush chambering applications
Industry standard 7/16” shank with integral Weldon flat and 1/4-28 female threads
Live piloted reamers allow for customer to interchange bushings and achieve the proper fit to bore
Reamers ground to industry standard SAAMI specifications
