Features: Made of high quality stainless steel material, has great durability. Brass and stainless steel roller design, move forward and backward without restriction during sharpening. Keep the same direction, anti-slip, smooth and safe. You can adjust the clamping width by rotating the screw cap, clamping width range is 5-82mm. Support plane iron maximum clamping width to 80mm. Support chisel maximum clamping width to 55mm. Suitable for wood chisel, planer, blade, chisel, plane iron, flat chisel edge sharpening. Specifications: Material: Stainless steel + brass Roller material: Stainless steel How to use: Rotate the screw cap counterclockwise, clamp your chisel or other tools, move up and down to adjust the blade angle freely. Then tighten the screw cap clockwise, blade edge is smoothly mounted to the whetstone or sharpening stones, slide back and forth until your tools becomes sharper and more precise. Package List: 1 * Stainless Steel Wheel Fixed Angle Sharpener Note: 1.Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. 2.Please allow a little measuring deviation due to manual measurement.