The LIVE PILOT FINISH CHAMBER REAMER features a removable (live) pilot to minimize the risk of scratching the lands during chamber cutting, ensuring maximum accuracy.
It is precision ground from M7 high speed steel for durability and clean cutting, with a snug-fitting pilot for stable "live center" alignment.
The product includes one pilot for the 8.6 Blackout cartridge and has a 3⁄8" square drive shank, designed for use with rimless rifle cartridges.