Tools4Boards Hone 400 Grit Ski and Snowboard Diamond Stone

Premium 400 Grit Swiss-made diamond fabric mounted on exceptionally flat and true brass backer. Polishing and deburring ability of a stone combined with the cutting ability of a file! Unique diamond cluster pattern lasts longer than conventional diamond fabric. Brass backer dampens vibration better than conventional plastic or aluminum backers providing superior feel. Perfect all round maintenance and polishing stone for sharp, smooth edges. Typically used as the third stone in progression from coarse to fine grit.