Features 1、0.03mm accuracy and large torsion guarantee better drilling performance and higher efficiecny. 2、From M5 to M20, the large clamping range allows for flexible application with verious screw taps. 3、Suitable for tapping machine tools, milling machines, high‑speed lathes, CNC machining centers, etc. 4、Adopting premium material and sturdy structure, the tap holde tool is very stable and durable. 5、Also, the compact size and light weight make the annular cutter arbor very easy to carry and store. Specification Item Type: Annular Cutter Arbor Product Model: TC20-MT3 Product Material: 40Cr Function: Suitable for tapping machine tools, milling machines, high-speed lathes, CNC machining centers and other reversible spindles. Accuracy: 0.03mm Clamping Range: M5-M20 (3/16-3/4 inch system) Hardness: HRC45-48 Applicable Machine Tool: Drilling Machine Taper: MT3 Package List 1 x Annular Cutter Arbor 2 x Wrench