Features EXCELLENT PERFORMANCE: Independently adjusted to the center, suitable for processing specialty products with superior gripping power. Good quality: the feeding base is made of high quality material, hardened and durable in use. Long service life: vulnerable parts are specially developed by quenching to ensure higher durability and longer service life. Thoughtful design: 100% brand new and high quality. Each jaw is independently adjustable and reversible. EXCELLENT CUSTOMER SERVICE We care about the feelings of every customer. If this product does not meet your expectations, please do not hesitate to contact us. We will do our best to serve you. Specifications: Model: K72 80. Lining type: 4-jaw lining Speed: 4000 RPM Power type: manual. Chuck Diameter: 80mm/3.15" Applicable machine tool: lathe Weight: 1771 g. Box contents: 1 x 4-jaw lathe chuck 1 x hex key. 3 x screws. Package List