This is a kind of fine quality chain grinding tool, optimized shape for more precise guidance, which helps to improve the efficiency of chainsaw work. Both sides of the sharpening stone with handle design, easy to use, which allows the user to operate directly on the chainsaw, without accidentally hurting the finger. Sharpen any chain quickly and easily, can make your saw chain more sharp, easy to use. You can try it. Features: Handheld chain grinding tool, can quickly and easily sharpen any chain. Optimized shape for more accurate guide, helps improve chainsaw work efficiency. Practical tool for quickly sharpening teeth and depth gauge in one step. Both sides of the sharpening stone with handle design, easy to use, which allows the user to operate directly on the chainsaw, without accidentally hurting their finger. Sharpen any chain quickly and easily, can make your saw chain more sharp, easy to use.< br /> Specifications: Name: Chainsaw Chain Sharpener Material: Bearing Steel Color: Orange, White, and Orange (Optional) File Diameter: 4.0mm, 4.8mm (Optional) Item Size: 380 * 60 * 25mm / 14.96 * 2.36 * 0.98in Item Weight: 350g / 12.35ounces Package List: 1 * Chainsaw Chain Sharpener