Grinding Guide ChiselGrinding Guide Chisel made of durable cast aluminum. Fully coated with anti-rust paint, not easy to rust, durable and long lasting. Size and CompatibilityYou can adjust the range by rotating the screw cap. Includes flat jaws for clamping scissors and grooved jaws for clamping paring scissors and planer knives. New DesignThe design of replacing the plain steel wheel with a bearing wheel , which is more easily used. The chisel sharpening gauge can accurately sharpen the cutting edge of your tools because the working surface has been carefully processed. Precise angle adjustmentBy turning the nut, you can adjust the angle of the saw blade, sharpen the saw blade as needed, then slide the saw blade back and forth on the sharpening stone until the saw blade is more precise and sharper . Wide ApplicationThe sharpening guide can be used for wood chisel, plane, blade, chisel, gouge, carving knife, plane iron and flat chisel. And the app works great on both Oilstones and Waterstones.