- The sharpening head of the electric saw sharpener is easy to install and provides good heat dissipation. It allows application of the polishing agent without removing the chain, improving work efficiency. - Includes twelve replacement dressing stones - Use with an electric handheld grinder to easily sharpen your saw chain - Features the latest titanium-plated diamond wheels, utilizing a titanium plating process that provides up to 20% longer lifespan compared to non-titanium-plated wheels - These stones produce a sharp cutting edge on saw chains and are compatible with most electric chain sharpeners - Ideal for sharpening chainsaw teeth Specifications: Material: Titanium-coated emery grains Size: 4.0mm, 4.8mm, 5.5mm Shank: 3mm Application: Suitable for sharpening metal tools including chainsaws, as well as for use on wood, steel, molds, and similar materials Package Included: 12PCS Diamond Chainsaw Sharpener