This 4" (100 mm) 3-Jaw Self-Centering Lathe Chuck is designed for precision and ease of use, making it an ideal accessory for Myford lathes. Built with a durable cast iron backplate, it offers robust performance and long-lasting reliability. The self-centering feature ensures quick and accurate centering of workpieces, reducing setup time and improving efficiency. With a thread size of 1-1/8" x 12 UNF (2B), this chuck is specifically engineered for Myford lathes, providing a secure and stable hold on your materials. Perfect for both professional machinists and hobbyists, this chuck is an essential tool for various turning operations, delivering consistent results and dependable performance.