Blade Tech Whetstone Extra Coarse & Fine Dual Grit Knife Sharpener
The 180 grit is best suited to reshaping particularly dull blades. The 600 grit surface is used to apply a final cutting edge to the blade.
The stones are best used by submerging them in a bath of water for 5 minutes prior to sharpening.This offers the sharpening surface the best possible lubrication during sharpening.