Features High Strength Steel Construction - Crafted from premium steel, this drill chuck arbor ensures exceptional hardness and toughness, providing reliable performance under high torsion conditions Electroplated for Durability - The entire surface is electroplated to enhance wear and corrosion resistance, ensuring longevity and consistent performance in demanding applications Precision Control for Stability - Designed for fine control, this drill arbor offers stable performance, making it ideal for high-accuracy machining tasks and professional use Versatile Compatibility - This drill chuck arbor is designed to fit any spindle machine tool with an MT4 taper, making it a practical addition to your machine tool accessories Long Straight Shank Design - Featuring a long straight shank, it easily inserts into the spindle and minimizes the risk of breakage during operation, ensuring smooth and efficient performance Features: 1、The steel material has high hardn, good toughn, weldability, and can provide high torsion. 2、The entire of the drill arbor is electroplated to improve wear resistance and resistance. 3、Fine control procing, more stable performance, more suitable for high？accuracy machine tool procing. 4、The drill arbor is suitable for any spindle machine tool with MT4 taper, and is practical. 5、The long straight shank design can be easily inserted into the spindle of the machine tool and is not easy to break. Specification: Item Type: Drill Chuck Arbor Material: Steel Applicable Scene: Machine tool Applicable Machine Tool: Drilling machine Length: Approx. 164mm / 6.5in Diameter: Approx. 17.788mm / 0.7in Package List: 1 x Drill Chuck Arbor Package List 1 x Drill Chuck Arbor