Portable & Pluggable Design Compact size allows you to take the electric chainsaw sharpener anywhere with plug-in design so you don't have to worry about chainsaw sharpening not working. You can carefully polish your chainsaw chain, they are useful parts and accessories for chainsaw. Saving time and efficiency. You can use an electric chainsaw sharpener to polish the chain without removing the chainsaw chain, keep your chain in top condition and save by using a self-sharpening chainsaw tool. Material: Made of durable plastic and sharpening stone. An additional sharpening stone is included for replacement. Please note that the whetstone is very wear-resistant and does not require frequent replacement. Keeping the chain and guide rod oiled reduces friction and prolongs the life of the product. Enjoy Woodworking: This chainsaw blade sharpener is lightweight and portable, and easy to use outdoors. Chainsaw tooth sharpener offers a simple and quick method for sharpening the chain. Easy to use. Handy tool for quickly sharpening teeth and depth stop in one step. Compatible with any chainsaw with 3/8" pitch.