Specification: Item Type: Chainsaw Sharpener Burr Function: Grinding Head for Saw Chain Grinder Package List:20 x Chainsaw Sharpener < p>Product Description: large chainsaw chain, such as 404 chain, 3/8". [Durable] L The chainsaw sharpener adopts emery material through Ti electroplating process, the grinding heads have excellent durability. Full and even particle distribution enables these files to be sharpened stably and efficiently. [Function] Chain saw stone files are mainly used for grinding, processing and mold repair, engraving, line cutting, welding cutter, etc. [Easy to change] Chainsaw grinding file is specially designed for electric grinder, only 2 steps are needed to complete the change, very easy. [What you will get] You will get 20 pieces chainsaw sharpening wheels, the quantity is enough. It is convenient for you to work with and use it in your daily life to meet your diversified needs.