GATCO Sharpening Hone Grit:Extra Coarse Both the mounting and file

Both the mounting and file slide castings are larger in size for heavy use

Fine Aluminum Oxide Powder

The Coticule Slipstones are available in three sizes:

Ceramic Hones in 4 Angles

1/4"" thickness

GATCO Sharpening Hone Grit:Extra Coarse Both the mounting and fileThese GATCO Sharpening Hones are a direct replacement for your GATCO Knife Sharpening Systems. Whether you need to add to your set or replace an old stone, these stones are perfectly matched for any of the GATCO Systems using the Knife Clamp Guide System. Please select your Grit. Extra Coarse: Black Color, 80 Grit, Sharpens damaged edges and extremely dull blades. Coarse: Yellow Color, 120 Grit, Fast cutting, resharpens dull blades Medium: Green