Service:We attach great importance to our customers' shopping experience. If you have any questions, please feel free to contact us, we will reply you as soon as possible within 24 hours Multiple Size Options: Available in 4inch 5inch and 6inch three common specifications to match different workpiece sizes and various milling machine installation requirements 1:40 Indexing Ratio & High Accuracy: Adopts 1:40 reduction structure with clear indexing scale, ensuring stable and precise angle control for professional machining operations Complete Standard Accessories: Equipped with MT2 tailstock multiple dividing plates chuck wrench and connecting accessories, supporting direct 24 indexing combinations Strong 3-Jaw Self-Centering Chuck: Features self-centering 3-jaw design with wide clamping range, providing firm and stable holding to avoid workpiece slipping during processing