Precise positioning Slide the chain bar forward to grind the next tooth and repeat the process. The notches act as stops as you move from tooth to tooth to ensure accurate and repeatable tooth positioning.High quality and hard wearing The chainsaw chain sharpening jig is made of stainless steel and Made of high quality alloy, wear resistant, durable and not easy to rust. It fits most chains on the market and sharpens your chain easily and quickly.Easy and Fast The chainsaw sharpening jig can make dull chains sharp again in 3-5 seconds. Whenever you cringe, just pull the chain, it's very flexible. Accurate, simple and fast sharpening ensures that every tooth is as sharp as new.Easy to use Install the collet on the shank, position the ratchet on the tooth, then insert the cutter into the guide sleeve and finally turn the handle. The compact and lightweight design also makes it easy to carry. High Compatibility The chainsaw sharpening kit is suitable for most chainsaws and chainsaws. The package contains 1 chainsaw sharpener, 3 sharpening bits (4/5/6mm), 1 holder. Note: The data is all measured manually, please allow 1-3cm error, due to of the light and display difference, there will be a certain color difference, the actual object received shall prevail.