The Metabo HPT - Hitachi 972011M Planer Blade Set 12" P12RA is a replacement cutting component designed for compatible 12-inch planers. The blades rotate against the workpiece to remove thin layers of material, helping produce a smooth and even wood surface during planing operations. The blade set supports consistent material removal and the tool's intended cutting function. Replacing... https://www.wholetoolbox.com/metabo-hpt-hitachi-972011m-planer-blade-set-for-p12ra-12/972011M.html