Enhance the precision and efficiency of your machining projects with this high-quality Manual Self-Centering Lathe Chuck, crafted from premium zinc alloy and stainless steel for superior durability and reliable performance. Designed with a finely ground surface and smooth radius edges, this lathe chuck provides a professional finish while ensuring safe and easy handling. Featuring internal and external jaws with a large clamping range, it is suitable for securely holding various industrial parts on lathe machines, grinding machines, or milling machines. Key Features: · **Durable Zinc Alloy and Stainless Steel Construction:** The robust zinc alloy body combined with stainless steel jaws ensures excellent wear resistance and long-lasting durability, making it ideal for demanding workshop environments. · **Precise Self-Centering Mechanism:** With a tolerance of ≤0.002 inch and minimal vibration, the chuck guarantees high accuracy and consistent results in your finished parts. · **Wide Clamping Range:** Equipped with both internal and external jaws, this chuck can securely clamp a variety of materials and industrial components, offering versatile application options. · **Effortless Jaw Adjustment:** Quickly and easily adjust the jaws using the chuck key for faster installation and reduced setup time, allowing you to focus more on your work. · **Compact and Convenient Design:** The small footprint and lightweight build make it an excellent choice for lathe, grinding, and milling machines, providing convenience and flexibility in your workspace. · **Multiple Options Available:** Choose from 3-jaw or 4-jaw variants and select the appropriate connecting shaft size (3.17mm, 5mm, or 8mm) to match your specific machinery requirements. Specifications: · Type: 3 jaws, 4 jaws (optional) · Connecting Shaft Options: 3.17mm, 5mm, 8mm (optional) · Material: Zinc Alloy + Stainless Steel · Chuck Thread Diameter: 12mm · Chuck Thread Pitch: 1mm · Chuck Diameter: Approximately 50mm (2.0 inches) · Package Size: 90 x 70 x 45mm (3.5 x 2.8 x 1.8 inches) · Package Weight: 226g (8.0 ounces) Package Includes: · 1 x Lathe Chuck · 1 x Connecting Shaft · 2 x Screws · 1 x Wrench for Chuck · 1 x Wrench for Connecting Shaft Screws This manual self-centering lathe chuck offers a perfect balance of precision, durability, and versatility, making it an essential accessory for professionals and hobbyists aiming for flawless machining results. Improve your workflow and achieve consistent, accurate clamping with this reliable and easy-to-use lathe chuck.