Feature: 1. Guaranteed Accuracy: Using selected high quality diamonds, single grain ensures the accuracy and finish of the machined parts 2. Carbon Steel Shank: The shank of this diamond dresser is made of high quality carbon steel which is more sturdy and durable 3. Welding Process: The vacuum low temperature welding process is adopted, the diamond welding is firm, and the particles do not fall off 4. Easy to Use: This diamond dressing pen has good wear resistance and high strength, easy to carry and simple operation 5. Application: The diamond dressing pen removes unnecessary debris and impurities from the grinding wheel, revealing incisive and clean cutting appearance How to Use: Fix the diamond dressing pen on the fixture so that the top of the diamond is perpendicular to the radial direction of the grinding wheel, and the axial direction of the chain pen is 15 degrees to the radial direction of the grinding wheel. Specification: Item Type: Diamond Dresser Material: Diamond + Carbon Steel Diameter: Approx. 12mm / 0.47in Shank Diameter: Approx. 10mm / 0.40in Shank Length: Approx. 27.5mm / 1.08in Number of Diamonds: 5 Package List: 1 x Diamond Dressing Pen