Black & Decker NW - NWA - NWB Stone Dresser Fixtu
Stone Dressing Fixture for Black and Decker Model NW,
NWA, and NWB Valve grinders.This fixture is used for dressing The Valve Facing
Grinding Wheel. This does require drilling a small 3/16 hole in the chuck
housing just under where you insert the chuck. Complete installation
instructions will be included and it is an easy install. Please email or call if
you have any questions.