＊ Suitable for processing steel, stainless steel, cast iron, and non-ferrous metal materials. ＊ Optimized side edge geometry prevents overfeeding and underfeeding. ＊ Maintains stable tapping quality and prevents oversized thread dimensions. ＊ The newly developed FSH coating treatment, combining the advantages of multiple coating technologies, features high hardness, high toughness, and an extremely smooth surface. It provides highly stable machining performance, wear resistance, and long tool life during the threading process.