Stanley 1992 Heavy-Duty Blades are suitable for cutting carpet, vinyl and materials that need a blade to be more hard wearing and durable. The heavy-duty utility blade is ideal for regular use and fits most standard knives. It features 2 cutting positions to increase the variety of uses, as well as a 2 point reversible blade design so each blade lasts for longer. The blade is hardened and tempered to keep it sharper for longer.