It is a Carpenter Tools/Manual Planer/Wood Tools/Professional Tools/Woodworking Planer. Blade hardness: 58-62HRC. Material: Casting Iron Planer & 65 Manganese Steel Blade. Multipurpose: mainly used for woodworking of DIY, furniture making, home improvement, hotel engineering, etc. Basically available for all types of wood and fit for both the amateurs and professionals.