Features:Quality Materials: Made of premium ABS plastic, this lightweight and durable chainsaw-blade is suitable for most single-hole, double-hole, and no-hole chains on the market (suitable for professional chainsaws, not suitable for oil chains).Easy to Use: Checks in advances whether your chainsaw-blade has two holes. If there are two holes, just attach the chainsaw to the two holes of the sharpener, then close and lock the sharpener. Finally, gently squeeze the chainsaw and press down until it touches the whetstone. If your saw-blade has a single hole, you can remove the sliding rivets that can be moved back and forth, then install and use it.Convenient and Lightweight: This chainsaw-blade sharpener is lightweight, detachable, and portable. The chainsaw sharpening tool is easy to use outdoors. The new chainsaw teeth sharpener provides a simple and fast saw chain sharpening method.Safe and Effective: Our chainsaw sharpener offers a quick, easy chainsaw sharpening method, with a yellow protective case that protects your hands from direct contact with the grindstone and protects your hands from injury. In just 3-5 seconds, your chainsaw will be sharpen again.Universality: Fits most 14/16/18/20 inch chainsaws and petrol-saws are available, Wide range of applications.Notice:1.Actual color may be slightly different from the image due to different light effect2.Please allow 1-3cm deviation due to manual measurementDescription:Size: As picture show