Features High Grip and Impact Resistance: This drill chuck provides strong and clear speed advantage, enabling cutting of larger margins and processing, enhancing productivity and accuracy. Convenient Replacement Method: With a simple wrench, blade and pad replacement is effortless, saving time and ensuring uninterrupted work, increasing al efficiency. Cost-effective and : Reduces tool costs with good strength and long lifespan, offering easy usability and long-term savings, making it an economical choice for industrial use. Hardened Alloy : Crafted from precision-ground hardened steel, the alloy ensures durability and precision, guaranteeing reliable performance and extended usability. Versatile Functionality: Suitable for various processing environments, including dirty ones like cast iron, ensuring consistent and efficient performance across different work conditions, offering versatility and reliability for industrial s. Features: 1、With high grip and impact resistance, this drill chuck supports strong and clear speed advantage, and it can cut off larger margins and process. 2、Supports convenient replacement method, it just needs to use a wrench to complete the replacement of blade and pad. 3、Reduce the user's tool cost, lathe drill chuck is with good strength and long lifespan, easy to use. 4、Alloy of such drill chuck is hardened steel, finished into black by precision grinding. 5、Practicable in various processing environments, such drill chuck has good functions even in very dirty environments such as cast iron. Specification: Item Type: Drill chuck Model: C20-APU13 Clamping Range: Approx. 1 ~ 1m / 0.04 ~ 0.51in Accuracy: Not more than 0.07mm Material: Alloy hardened steel, finished in black by precision grinding. Hardness: HRC 56-58 Package List: 1 x Lathe Drill Chuck Package List 1 x Lathe Drill Chuck