For use with portable power drills or with flexible shafts on flat or contoured surfaces of wood, metal, plastics, rubber, stone, etc. All models have 6mm diameter shanks with several grit grade.
The Holts Valve Grinding Kit is a professional solution to grinding the area around the values in an engine. The kit comes with two grades of high quality abrasives for easy resurfacing complete with valve grinding stick to hold the valve....
Aren't you be nervous about burning on the work piece, clogging of the disc and wasting time for disc-change with recent abrasive tools? It is time to recognize the goodness of flap discs again. This flap disc forever defends you from such inconveniences.