Razor-Back 21.5" Razor Back Machete Knife. This versatile tool is perfect for cutting heavy brush and harvesting corn and other vegetables. It features a 15" tempered high carbon steel blade that is designed for durability and sharpness. The 6-1/2" hardwood handle provides a comfortable grip, and the overall length of the knife is 21-1/2". The blade is lacquered for added protection against rust and corrosion.