General description Designed for precision sharpening, this Stainless Steel Sharpening Guide features a side clamping mechanism and a fixed angle, making it ideal for wood chisels, planer blades, and flat chisels. The guide includes a brass roller with a retaining ring, ensuring smooth and safe operation while maintaining the same direction during sharpening. Technical specifications Material: Stainless Steel + Brass Clamping Width: 8mm to 82mm Maximum clamping width for plane: 82mm Maximum clamping width for chisel: 58mm Product Weight: 270g Item Size: 9.7 x 4 x 4 cm Installation Turn the screw cap counterclockwise to adjust the clamping width. Attach the chisel or other tools and mount them securely. Adjust the angle as needed and tighten the screw caps clockwise to fix the blade firmly. Usage Rub the knife back and forth against the grinding wheel or sharpener until the tool is sharp and precise. Ensure the rollers are centered during sharpening for optimal results. Other