Sharpener Chuck high accuracy M20 thread grinder flexible replaceable sleeve Feature:1. The sleeve is integrally formed with a long overall length and is suitable for mounting on a knife sharpener.2. The clamping force is strong and the clamping accuracy is 0.02mm, which is suitable for precision work.3. The hole accuracy is high, the thread size is standard, and it is not easy to fall off during installation and use.4. Different size specifications have different clamping ranges, which are suitable for different clamping situations.5. Made of high-quality metal materials, the hardness is HRC40-45, and it is not easy to be squeezed by the outside world. Specification:Item Type: Sharpening HandleModel: 3-9mm Grinder HolderHardness: HRC40-45Clamping Accuracy: 0.02mmClamping Range: Approx. 3mm/0.12in, 4mm/0.16in, 5mm/0.2in, 6mm/0.24in, 7mm/0.28in, 8mm/0.31in, 9mm/0.4inSleeve Overall Length: Approx. 122mm/4.8inSleeve Tip Diameter: Approx. 20mm/0.8inTail Thread: M20Tail Thread Length: Approx. 29mm/1.1inRod Diameter: Approx. 20mm/0.8inPackage List:1 x HandleNote:1. Place each type of chuck into the corresponding diameter tool to avoid damaging the chuck because the tool diameter exceeds the size of the chuck model.2. When changing tools, clean the debris inside the jacket in time to ensure the life of the handle. 1) We accept Alipay, West Union, TT. All major credit cards are accepted through secure payment processor ESCROW.2) Payment must be made within 3 days of order.3) If you can't checkout immediately after auction close, please wait for a few minutes and retry Payments must be completed within 3 days. About shipping1. WORLDWIDE SHIPPING. (Except some countries and APO/FPO)2. Orders processed timely after the payment verification.3. We ship to confirmed order addresses. Your order address MUST MATCH your Shipping address.4. The images shown are not the actual item and are for your reference .5. SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays. Transit times may vary, particularly during the holiday season.6. If you have not received your shipment within the period, please us. We will track the shipment and get back to you as soon as possible with a reply. Our goal is customer !7. Due to stock status and time differences, we will choose to ship your item from our first available warehouse for fast delivery.8. We seller are not in charge of import duty, buyer is responsible for that. Any dispute caused by this is unreasonable.9. BR buyer please provide the cpf or cnpj, it will be better for you to get it more quickly. thanks Return and Refund1. You have 7 days to us and 30 days to return it from the date it was received. If this item is in your possession more than 7 days, it is considered used and WE WILL NOT ISSUE YOU A REFUND OR REPLACEMENT. There are NO EXCEPTIONS! Shipping cost is bear by both seller and buyer in half.2. All returned it