00º Kwik-Way Ruby Valve Seat Stones

Goodson valve seat wheels are built to grind accurately and outlast the competition We use brass bushing to resist galling or seizing to the holder Heat-cured, permanent epoxy bonding prevents loose bushings Our bushings are deep set to expose the most abrasive for long life Each wheel is pre-trued and checked to assure accurate, vibration-free grinding Ruby valve seats stones are the original Black & Decker composition for general purpose grinding 13/16" x 13 thread.