Use the blue gummi from FK SKS after ski edge sharpening to get a little harder abrasion against your edges. This will result in a finer grind to remove the burrs that can results after a professional edge tune.
- Finer edge grinding rubber
- Professional, Kunzmann edge deburrer top quality
- Fine grit 1.5 x 1.25 x 0.5 inches (3.8 x 3 x 1.2 cm)