OEMTOOLS 27030 Lathe-Type Ridge Reamer

Equally easy to use on conventional as well as slant-block engines. Range is 3-inch to 5-inch (76mm to 127mm). reversible tungsten carbide cutter with fine pitch screw for smooth cutting action. The lathe action follows the contours and imperfections of the worn cylinder to remove the entire ridge with one go. Stays sharp indefinitely and never needs adjusting. This oem service tool includes instructions and parts diagram. It is a clamshell retail package.