Enhance your milling machine performance with this high-precision Integral Drill Chuck, expertly crafted from durable 40Cr material known for its excellent tensile strength, yield strength, and toughness. Featuring a straight shank integrated design, this drill chuck offers superior rigidity and accuracy with a precision rating of 0.08mm, ensuring reliable and precise machining results. Key Features: · **High-Quality 40Cr Material:** Manufactured from premium 40Cr steel, providing exceptional hardness (40HM), fatigue resistance, and long-lasting durability for demanding milling applications. · **Straight Shank Integrated Design:** Offers excellent rigidity and accuracy, minimizing vibration and improving machining precision. · **Automatic Keyless Tightening Device:** Equipped with an innovative keyless mechanism that automatically increases clamping force, enhancing practicality and ease of use without the need for additional tools. · **Special Quenching Treatment:** Key components undergo specialized heat treatment to significantly improve wear resistance and extend the service life of the drill chuck. · **Wide Clamping Range:** Accommodates tool diameters from 1mm to 13mm (0.04 to 0.51 inches), providing versatility for various milling operations. · **Compatibility:** Designed specifically for milling machines, including turret milling machines (R8 integrated drill chuck) and models using Morse short taper for BT40 and BT50 tool holders. Specifications: · Material: 40Cr Steel · Accuracy: 0.08mm · Hardness: 40HM · Clamping Range: Approx. 1-13mm (0.04-0.51 inches) · Applicable Machine Tool: Milling machines (including turret milling machines and BT40/BT50 holders) Package Includes: · 1 x Integral Drill Chuck This Integral Drill Chuck combines high precision, durability, and ease of use, making it an ideal choice for professionals seeking reliable and efficient tool holding solutions for milling machines. Improve your machining accuracy and operational efficiency with this robust and versatile drill chuck.