HIGH FREQUENCY WELDING, NOT EASY TO COLLAPSE Using high-frequency welding technology, the blade has no cracks or virtual welding, which is strong and durable, and it is not easy to collapse when used 42° INCLINED CUTTING EDGE ON ONE SIDE The single-sided 42° inclined blade is more suitable for work and increases efficiency. The blade has been sharpened and can be used at hand FAST SHARPNESS, FINE SHARPENING OF THE CUTTING EDGE The cutting edge is flat, smooth and sharp, fast planing, no burrs, standard 1900B planer, suitable for a variety of models Read more This woodworking planer blade is suitable for a variety of wood materials such as pine, fir, oak, teak, elm, anti-corrosion board, etc.