Looking for portable edge tuner? The Toko Ergo Race Edge Tool is a pocket edging tool set to hone and sharpen your ski edges for racing or recreational mountain fun. This quick fix tuning tool comes equipped with a Toko 80mm Chrome File World Cup edition. The file guide fits nicely in your hand and is set for a 88° to 89° side edge. The base edge side is set to 0.5° to 1°. Give you skis a quick once over with this ergonomically designed edge tuner before the starter calls your bib number.