Norton Crystolon Replacement Stone for IM200 Grit:Coarse from 220 to 12000

from 220 to 12000

and now it features variable speed

and the stone is quite heavy

and not the grit numbers

then the Nano-Hone Quad Stone will give you fast cutting 70 micron/200 grit and a long life

Norton Crystolon Replacement Stone for IM200 Grit:Coarse from 220 to 12000This stone is the replacement size for the Norton IM200 sharpening system. Select from Medium and Coarse stones. Stone measures 8" x 2" x 1 2". Medium Grit: Norton Part No. 66253054576 Coarse Grit: Norton Part No. 66253054571 Q. What are the grits of the Coarse and Medium in the Norton Crystolon stones? A. The Coarse Crystolon is 120 grit, the Medium Crystolon is 180 grit. Please see our Norton Grit Chart for more information.