Features Easy Connection: Connect taper hole drill chucks to the machine tool effortlessly, with a convenient flat position for disassembly. High Precision: Achieve high concentricity (≤0.003) when working with the corresponding drill chuck, ensuring and accurate drilling. Material: Made of HRC-55 hardness 45# steel, offering resistance, wear resistance, and a long service life. Strong and Impact Resistant: High strength design ensures durability and impact resistance for prolonged use. Convenient and Labor-Saving: This adapter enhances work efficiency and reduces labor efforts during drilling s. Features: 1、Morse Taper Drill Chuck Arbor is suitable for connecting taper hole drill chucks, so that it can be connected to the machine tool. And the flat position is convenient for disassembling from the machine tool. 2、High precision ≤0.003, high concentricity when working with the corresponding drill chuck. 3、HRC-55 hardness 45# steel material, not easy to , wear resistant, long service life. 4、High strength, impact resistant, in use. 5、The adapter will make your work more convenient and labor-saving. Specification: Item Type: Morse Taper Drill Chuck Arbor Hardness: HRC-55 Material: 45# steel Accuracy: ≤0.003 Package List: 1 X Morse Taper Drill Chuck Arbor Package List 1 X Morse Taper Drill Chuck Arbor