Blade Tech Whetstone Coarse and Extra Fine Dual Grit Knife Sharpener
The 240 grit is best used for reshaping dull blades. The 1000 grit surface is used to apply a final cutting edge to the blade with amazing results.
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.