Extend the life of your tool: Is your planer or carving knife no longer sharp after prolonged use? Our sharpening tools quickly and easily make your blades as sharp as ever and extend the life of your tools. It is a must-have tool for any woodworker. High-quality material: The chisel sharpener is made of high-quality carbon steel, which is not easy to rust and is durable. It can be widely used in chisels, flat shovels, iron planes, crushers, etc. Intimate design: Our knife sharpener adopts a rotating nut design, which can adjust the angle of the blade. Sharpen the blade as needed, finally sliding it back and forth on the whetstone to sharpen it even more. ADJUSTABLE WIDTH: Our knife sharpening guide sizes have an inner clamping range: 0-50 mm, outer clamping range: 36-86 mm. Available for blades of different widths. Wide Application: The wood chisel guide is suitable for sharpening the edge of wood chisels, planers, blades, gravers, carving knives, plane irons, and flat chisels. And helps extend the life of many chisels and wood irons.