12pcs Diamond Chainsaw Sharpener Burr Grinder Chain Saw Drill Bits For Dremel - The sharpening head of the electric saw sharpener is easy to install and provides good heat dissipation. It allows application to the polishing agent without removing the chain, improving work efficiency. - Includes twelve replacement dressing stones - Use with 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 bits - These stones produce a sharp cutting edge on saw chains and are easily replaceable on 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: Grinding heads for electric saw sharpeners are suitable for metal polishing, including electric saws, jade, wood, molds, and steel Package Included: 12PCS Diamond Chainsaw Sharpener