Feature●Ski edge sander set including file and 2 aluminium oxide stones●File 70 x 25 x 3 mm, stone 70 x 25 x 4 mm in pink 80 grain and blue 150 grain●For processing the side edge and the edge on the surface●Aluminium oxide stone for pre-treating the ski edge and the file for sharpener of the edge●Edge grinder made in GermanyDescription Ski edge sharpener set including file and aluminium oxide stone file 70 x 25 x 3 mm, stone 70 x 25 x 4 mm in pink 80 grain and blue 150 grain. For working on the side edge and the surface edge aluminium oxide stone for pre-treating the ski edge and the file for sharpener of the edge