1New Angle Fixing Tool: This honing guide could fix and adjust the angle at which the chisel edge contacts the whetstone, so that the whole knife edge can be sharpened evenly. Also makes sharpening much easier. 2Wide Roller Attached: With the widened roller at the bottom, you could just scroll and forth to easily sharpen your chisel, wider wheels for greater stability, ensuring that your work is done rigorously and smoothly. 3High Durability: The weight is enough to support the weight of most chisels. It is resistant to wear and corrosion, and will never rust after years of use. 4Scope of Application: Honing guide tool is compatible with chisel and planer blades. You can fix the chisel and planer blades by adjusting the knob. 5Aluminum Alloy Material: The body was made from aluminum alloy. It is locked by metal nails, even if it is dumped, no knife will fall off.