Features Applicable to: Morse ER milling tool holder is suitable for drilling machines, milling machines, lathes, bench drills and small machine tools. Efficient Work: CNC milling tool holders are widely used in milling machines and other equipment, which can work efficiently. The clamping range is 1-20mm, so you can use it with confidence. Quality Assurance: After many inspections before leaving the factory, the quality of the chuck chuck is guaranteed. At the same time, this Morse taper chuck has a long service life and can be used for a long time. Seiko Manufacture: This CNC milling cutter holder has exquisite workmanship, each of our products is carefully designed and manufactured, and we have a strict quality control system to ensure product quality and quality stability. Excellent After-sales Service: We provide you with high-quality after-sales service. If you have any questions, please feel free to contact us, and we will deal with it for you as soon as possible. Specification: Item Type: Collet chuck holder Material: High speed steel ER32 Collet Clamping Range: Approx. 1 ~ 20mm / 0.04 ~ 0.79in Package List: 1 x Collet Chuck Holder Package List 1 x Collet Chuck Holder