Clymer's rifle chambering reamers are made from high-quality M-7 High-Speed Steel for professional gunsmiths, ensuring durability and a long service life.
These precision tools are designed to SAAMI specifications, with options for both Rougher and Finisher reamers depending on the volume of chambers to be cut.
The reamers feature right-hand cutting, straight flutes, solid pilots, and an integral throat, with a 7/16" round shank and 3/8" square drive, or a ΒΌ" round shank for .22 RF.