Crafted with thick materials, this chainsaw sharpening file offers exceptional hardness and wear resistance. The compact and portable design makes it suitable for on-the-go use, whether you're sharpening chainsaws for cutting wood or refining tools for intricate jewelry work, ensuring consistent performance. Features - Color: Silver -Material:Corundum - Size: 4.80X0.80X0.40cm/1.89X0.31X0.16in -Rust and burr removal: effectively eliminates surface damage on chainsaws, enhancing cutting performance and reducing wear and tear -Multiscenario use: suitable for woodwork, jewelry crafting, and chainsaw maintenance, making it a versatile tool for professionals and diy enthusiasts -longtime durability: constructed with diamond burrs, ensuring stable performance and resistance to wear over extended periods of use -Portable and convenient: compact hand crank design allows for easy portability, making it ideal for on the go sharpening tasks without the need for power -Precise sharpening: adjustable grinding bits ensure compatibility with different chain specifications, providing precise sharpening for diverse needs Package list: 25 Chainsaw Sharpener Bits 10 x Screw Nuts 5 x Wrench