1、THREAD SPECIFICATIONS: Enhance the flexibility and compatibility of your lathe with a premium spindle adapter. Male thread 1in‑8TPI, female thread 33mm 2、STRONG MATERIAL: Lathe headstock spindle adapter body is made of excellent alloy steel material, long lasting and greatly extend the service life of lathe 3、EASY DISASSEMBLY: Providing stability and reliability during operation, the headstock spindle adapter has a flat surface that can be firmly held with a wrench for easy tightening and easy removal from the lathe 4、ESSENTIAL ACCESSORY: This woodworking lathe chuck wire changer is an important connection point for a variety of accessories, including chucks, panels and other related tools, enabling you to work efficiently on the lathe 5、CONVENIENT AND VERSATILE: Experience the convenience and versatility that spindle adapters bring to your woodworking projects, useful and practical, you can use with confidence