BD Valve SEAT Grinding Stones Set 24 PCS 100 GRIT + Drive Ball .
WEBApr 17, 2019 · black decker valve seat grinder stone set of 24 pcs with bd stone holder 9/16" thread drive ball and shaft. vitrified bond 80 grit medium. grey stones 25mm (1") to 38mm (/2") stone sizes : /2" 2 pcs, /8" 2 pcs /4" 2 pcs, 2" 2 pcs, /8" 2 pcs, /4" 2 pcs, /8" 2 pcs, /2" 2 pcs, /8" 2 pcs, /4" 2 pcs, /8" 2 .