Swix Hard rubber

How to use: simply rub the rubber stone along the entire length of your ski or board edge for a smooth finish SWIX Rubber stones - remove rust and burrs from your ski edges - dimensions - 59 x 20 x 20 mm Red stone - is for polishing and cleaning light to medium edges; can be used after filing to remove micro burrs Blue Stone - is extra hard for heavily deburred edges International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.