Hockey players are always working on adapting to new technology to improve their game and gain an edge on the competition. With coated steel blades entering the market as hockeys latest innovation, its important to care and maintain your carbon-coated steel with the right honing stone to ensure that your steels coating stays intact. Howies soft, yet durable Rubber Stone is engineered with a rubber base infused with aluminum oxide to keep your steels coating free of nicks, burrs, and abrasions while providing a smooth glide out on the ice.