【High-quality materials】The chainsaw chain sharpener is made of aluminum alloy and stainless steel, long service life and durable, and small and portable. The chain sander is very suitable for workshops or garages to improve your practical skills 【Convenient and fast sharpening】 This is a hand-cranked chainsaw sharpener, used without connecting to a power source. It only takes 3-5 seconds to easily clean a blunt or rusty part of the chain. It provides a convenient, fast and energy-saving way to sharpen saw chains, must be a good helper for you when it is necessary to sharpen blunt chain saws. 【30° Standard Sharp Cutting Angle】Standard 30° sharpening front angle with removable crank and anodized aluminum attachment with a set of guide sleeves and 2 fixed sharpening holes, one sharpening hole to fix and the other to move back and forth. The ratchet ensures precise positioning and acts as a stop to keep the teeth in the same position. 【Simple and Easy to Use】The chainsaw chain sharpener