Feature:1. [Lathe Headstock Spindle Adapter] Enhance your lathe flexibility and compatibility with our adapter, with male thread of 1in 8TPI, female thread of 30x3.5mm.2. [Sturdy Construction] Crafted from premium alloy steel, the adapter ensures exceptional durability and longevity, effectively extending the lifespan for prolonged usage.3. [Easy Installation] The adapter has flat side for secure tightening with wrench, making it easy to fasten and remove from the lathe with ease.4. [Efficient Work] This lathe chuck thread adapter serves as an important connection point for various accessories such as chucks, faceplates, and other related tools, allowing you to work efficiently on lathe.5. [Add Convenience] Experience the convenience and versatility that our spindle adapter brings to your woodworking projects, with high stability and reliability.Specification:Item Type: Lathe Headstock Spindle AdapterMaterial: Alloy SteelMale Thread: 1in 8TPIFemale Thread: Approx. 30x3.5mm / 1.18x0.14in.Package List:1 x Lathe Headstock Spindle Adapter