Item Type: Tap Chuck Model: MT3 Model Description: MT3-M22 MT3 Means: The model of the tool holder is Morse taper conversion tool holder M22 Means: The tap that can be blessed is M22 type Material: 40Cr Shank Diameter: Approx. 23.825mm / 0.9in Application: Used for taper holes of lathe spindle holes, bed tail holes, drilling machines, milling machines, and various cutting machine tools. Package List 1 x Tap Chuck 1. Install the correct type of taps, and do not blindly install overtravel and damage the chuck.2. After use, please clean up the remaining impurities on the chuck in time to avoid affecting the accuracy of the chuck. 1The size of the tap chuck is standard, which is fully matched with the type of taps that can be clamped, and the accuracy is high. 2Made of 40Cr material, with high tensile strength and good toughness, it is not easy to break during operation. 3When tapped, just adjust chuck to obtain different slipping torsion to prevent the tap from breaking, which is convenient and quick. 4The structure is simple and compact, the clamping is firm, and the installation and disassembly are convenient, and the practicability is strong. 5Commonly used for taper holes of lathe spindle holes, bed tail holes, drilling machines, milling machines and various cutting machine tools.