Features High accuracy and hardness: This connecting shaft rod is crafted with precision, ensuring high performance and reliability for your CNC tool s. 45# steel construction: Made to last, this hardware accessory guarantees long service life, providing confidence and peace of mind for your machining needs. Precision-crafted for high performance: This connecting shaft rod is manufactured according to strict standards, ensuring exceptional performance for your CNC tool. Easy disassembly and connection: The drill chuck arbor effortlessly connects to the machine tool via a taper hole drill chuck, simplifying your machining processes. Versatile MT taper shank: This practical hardware accessory is ideal for drilling, turning, and milling, making it a valuable addition to your workshop. Features: 1、Such connecting shaft rod is with high accuracy and high hardness, and it is with high performance. 2、 for long service life, this CNC tool is made of 45# steel, which can be used with confidence. 3、According to strict rule, this kind of connecting shaft rod is with high performance via precision craft. 4、Easy to disassemble, the drill chuck arbor can be connected to the machine tool by connecting the taper hole drill chuck. 5、Practical, such MT taper shank is is mainly used for drilling, turning and milling. Specification: Item Type: Drill chuck connecting rod Hardness: HRC-55 Material: 45# steel Accuracy: ≤0.003 Package List: 1 x Connecting Rod Package List 1 x Connecting Rod