Features 1. Universal Compatibility: Equip your woodworking lathe with our headstock spindle adapter featuring a versatile female thread of 1 inch-8 TPI and a male thread of 3/4 inch-16 TPI, seamlessly bridging the between different chuck sizes. Ideal for professionals and enthusiasts looking to expand their tool's adaptability. 2. Construction: Crafted from high-quality alloy steel, our lathe headstock spindle adapter is designed for longevity and sustained performance. Its rugged material ensures to wear and tear, making it a choice for your woodworking projects. 3. Compact and Lightweight Design: Weighing just 100g and measuring 1.89 inches in length, this spindle adapter is not only easy to handle but also enhances your spindle's length by approximately 3.2cm (dimension: 4.1x4.1x3.2cm). Its compact design ensures it does not obstruct your work, maintaining the balance and precision of your lathe. 4. Enhanced Work Efficiency: Designed for a wide range of woodturning applications, this adapter accepts threaded chucks, faceplates, and other accessories. Equipped with flat sides, it provides a solid grip for wrenches, allowing for easy and secure tightening and loosening of components, thereby optimizing your workflow. 5. Precision Engineering for Performance: Maintain optimal functionality with ease thanks to our spindle adapter’s straightforward cleaning and maintenance requirements. Precision-engineered to assure stability and high reliability, it helps you achieve superior results in all your woodworking endeavors. Key Features: Dimensionally Accurate Threads: Male thread at 1 inch with 8 TPI (turns per inch) precision ensures a snug fit to your lathe's spindle, while the female thread is crafted to perfection at 3/4 inch with 16 TPI, compatible with most installation chucks for a seamless experience. Robust Material: Constructed using superior No. 45 steel, this adapter stands out for its resilience and longevity. The alloy steel material guards against wear and tear, promising an extended service life. Compact and Portable: Weighing merely 100g and sized at approximately 4.1 x 4.1 x 3.2cm (1.6 x 1.6 x 1.3 inches), this adapter is perfectly sized to not only make it easy to handle and store but also extends the spindle by approximately 3.2cm, ensuring effective leverage and increased utility. Versatile Use: Designed to fit wood lathes, the adapter can connect threaded chucks, faceplates, and various other woodturning tools and accessories. With flats designed to grip wrench tools, adjusting your setup is straightforward and efficient. Performance: The use of state-of-the-art manufacturing processes ensures that this spindle adapter has stable characteristics and high reliability. It's easy to maintain and clean, ensuring it remains in optimal condition to enhance your woodturning projects. Simple Installation: Installation is direct and user-friendly. This adapter is designed for quick changes, saving you time and allowing for more on your project craftsmanship. Color: Black Usage Instructions: Directly attach this adapter to your woodworking lathe and corresponding tool or chuck. Use any standard wrench to tighten or loosen based on your project needs. In the Box: 1 x Woodworking Lathe Headstock Spindle Adapter Package List 1 x Woodworking Lathe Headstock Spindle Adapter