Model Number: K01-63 Number of jaws: 3 - Precision and durability built in: constructed from high quality materials to ensure reliable performance in everyday use. - Broad, versatile range: our rotary tools and accessories cover a wide range of machining needs, with varying sizes and specifications to fit different applications and expand the functionality of your lathe. - Key benefits: 3-jaw design provides secure, stable grip on typical round stock during turning tasks; robust construction supports consistent results and long service life; scalable options across sizes and specs to match your project requirements. - Compatibility and use: designed to expand the functionality of your lathe through a versatile lineup of accessories; intended to work with standard rotary tooling setups and multiple size/spec configurations. - Use scenarios: 1) Holding small cylindrical parts during turning to achieve consistent diameters and surface finish. 2) Quick adaptation to different workpiece diameters by selecting the appropriate size/spec accessory. 3) Prototyping or repair work that requires reliable, repeatable holding of round stock in a lathe.