22IR N55 Internal Threading Inserts , Lathe Threading Tool Inserts ISO 9001 Approved

22IR N55 internal thread cutting lathe tool carbide threading insert 22IR N55 threading inserts Product Information: Model: 22IR N55 Grade: AS300 Coating : New nano-PVD coating Advantages : Ultra-fine grain alloy maxtix with good wear resistance and toughness. Workpiece : Applicable to all kinds of steel , stainless steel, cast iron ,nonferrous metals and other materials thread turning Main Speficication: 1. All series of thread standards can satisfy each requirement. 2.