One Sunnen aftermarket SGM500 style three angle seat cutter set for use with Sunnen .389 top pilots, range of 1.00 to 2.50 inches. For use in popular seat and guide machines I have most all Ball Driver adapters to fit most all machines and Bridgeport mills., part is aftermarket replacement. Check my other listing. $21.00 to properly pack and ship to the lower 48 states. I always combine shipping. Thanks for looking. Don Dennis
NOTE this kit IS NOT interchangeable with Sunnen OE SGM tooling.
For cutting valve seats from 1.00 to 2.500 or 25 to 63mm