Feature:1. [Specification] This lathe headstock spindle adapter features 33mm male thread, 18mm female thread, 2.5mm pitch, with an overall size of 4.1x4.1x3.2cm, extending the spindle length by approximately 3.2cm.2. [Alloy Steel Construction] Made from premium alloy steel, the adapter ensures durability for long lasting performance and reliability. It is easy to clean and maintain, ensuring optimal functionality.3. [Versatile Applications] Suitable for a range of woodworking processes including wood turning, grinding, and drilling, this lathe chuck thread adapter enhances efficiency in woodworking projects.4. [Improve Efficiency] Reduces downtime between projects by allowing quick adapter switching, increasing lathe efficiency and productivity. Suitable for a wide range of wood turning applications.5. [Enhanced Accuracy] Perfect for woodworkers looking to expand their tool selection, this lathe spindle adapter enhances the accuracy of woodworking projects, compatible with various lathes and accessories.Specification:Item Type: Lathe Headstock Spindle AdapterMaterial: 45 SteelSpecification:Male Thread: Approx. 33mm / 1.30inFemale Thread: Approx. 18mm / 0.71inPitch: Approx. 2.5mm / 0.10inSize (LxWxH): Approx. 4.1x4.1x3.2cm / 1.61x1.61x1.26inColor: BlackPackage List:1 x Lathe Headstock Spindle Adapter