VSC-420312 : .423" OD Valve Guide Cutter and .312" Pilot
Use these cutters to face the guide top, size the guide OD and chamfer the guide top to prevent seal damage. Also great for cutting spring seals. This tool assembly includes a .423" OD cutter body and .312" pilot.
NOTE: These are specific pilots for these cutters and are not interchangeable with other pilots.