GATCO Diamond Sharpening Hone Grit:Fine without water or oil or

without water or oil or other lubricants

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

That is the purpose of the sharpener

This is a direct replacement for your original knife clamp

GATCO Diamond Sharpening Hone Grit:Fine without water or oil orThese GATCO Diamond 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. Coarse Diamond: Orange Color, Provides fast resharpening of all knives and damaged blades Medium Diamond: Dark Green Color, Maintains keen edge on all knives Fine