Makes The Job "Precision" And Not By "Guess"
For EXACT centering of bore of rifle barrel to the lathe - whether
the barrel outside is concentric with bore or not. The only perfect
way to setup for barrel turning or truing, muzzle crowning, barrel
threading or chambering. Made of ground hardened steel;
spring-loaded on tailstock end. An excellent lathe accessory for the
Big Book Catalog, Issue:66, Page:472
SPECS: 1/2" (12.7mm) diameter. 7" (17.8cm) long. Fits up to