The Delta 22-547 HSS 12-Inch Planer knives are the standard replacement knives for Delta 22-540 12 inch Planer. They are made of high-speed steel for a sharp edge and are double-edged and reversible-for twice the cutting life.
High-speed steel for a sharp edgeDouble-sided for twice the cutting lifeFits Delta 22-540 12 inch Planer
Two double-edged blades