Features： * You will get a brand new and high quality Nozzle! * Made of high quality materials, high quality manufacturing process, sturdy and durable, excellent life *Chainsaw chain sharpeners can bring dull chains back to life in as little as 3-5 seconds. Provides a simple and fast method of saw chain sharpening. *Step 1: Pull the chain forward, Step 2: Grind the next tooth di: Repeat the two steps above. The pawl acts as a stop as you advance from a tooth to the next to ensure accurate and repeatable tooth positioning. *It is suitable for most chains on the market and can sharpen your chain easily and quickly. *Package includes 1 chainsaw chain sharpener, 1 sharpening head (4mm), 1 retainer. *Of course we also have 3 sizes of sharpening heads kits to choose from, as accessories to complement Details： Material: stainless steel + alloy Size: 9 x 6cm/ 3.54 x 2.36 inch Sharpening head: 4/5/6mm Color: red, black ,gray,bule,yellow Suitable for: most chain saws and electric saws Package Content： 1x chainsaw chain sharpener+1x sharpening heads (4mm)+1x retainer or 3pcs sharpening heads (4/5/6mm) Note： 1. Please check the size carefully before purchase. 2. Due to the difference of computer monitor, the color may be slightly different from the picture above. Thank you for your understanding. 3. Manual measurement, please allow 2-4mm error. 4. If you have any questions, please feel to , we will reply and help you solve it as soon as possible.