Annular Cutter Arbor Drill Tapping Chuck Attachment, Tap Holder Tool for M5 - M20 Taps, TC20 - MT4 Taper with High Torque Accuracy 0.03mm, for Drilling Machines Milling

Item Type: Annular Cutter ArborProduct Model: TC20-MT4Product Material: 40CrFunction: Suitable for tapping machine tools, milling machines, high-speed lathes, CNC machining centers and other reversible spindles. Accuracy: 0.03mmClamping Range: M5-M20 (1/36-3/4 inch system)Hardness: HRC45-48Applicable Machine Tool: Drilling MachineTaper: MT4Package List：1 x Annular Cutter Arbor2 x Wrench

• High Precision & Torque: This annular cutter arbor tapping chuck delivers exceptional drilling performance thanks to its 0.03mm accuracy and high torsion capacity, ensuring clean, consistent threading even under heavy-duty use on metal or hard materials.
• Wide Clamping Range: The tap holder supports screw taps from M5 to M20 (1/36 to 3/4 inch), making this tapping chuck versatile enough for a broad range of threading tasks across different projects and industrial applications.
• Universal Machine Compatibility: Designed for reversible spindles, this annular cutter arbor works seamlessly with drilling machines, milling machines, high-speed lathes, and CNC machining centers, ideal for both professional workshops and DIY metalworking enthusiasts.
• Durable 40Cr Construction: Built from hardened 40Cr steel with HRC45-48 hardness, the tap holder offers outstanding structural stability and long-term wear resistance, maintaining performance through repeated tapping cycles without deformation.
• Compact & Ready to Use: Lightweight and easy to store, this tapping chuck attachment includes 1 x annular cutter arbor and 2 x wrenches for quick setup, letting you start precise threading jobs right out of the box on any MT4 taper spindle.