Do you know anything about the equipment that your current "Clipper Blade Sharpener" is using to sharpen your expensive clipper blades? We use top of the line aluminum alloy honing disk. Our disk has a 3.5" outer honing band that gives a consistent hone to your blades. Your clipper blades must also be hollow ground. Most sharpeners eyeball your blades to see if they are sharp.We use a hollow ground test plate to make sure your blades are sharpened with the proper hollow ground. Sharpening for Groomers since 1996!