OPT insists on creating brands with its quality, when you buy OPT products, you are buying the reliable performance and tool life. For over years, OPT’s tools have been fully recognized by domestic and overseas customers.

Straight Flute Taps

  • Tapping hardened steel Best carbide taps for hardened steel M, UNC,BSP taps

    Tapping hardened steel Best carbide taps for hardened steel M, UNC,BSP taps

    Solid carbide taps for hardend materials, short chipping materials

    Designed specifically for materials with a hardness range of HRC55-63

    Straight flute tap fit for through holes and blind holes threads.

    Chamfer form C or B

    OPT carbide tap for hardened steel with its specially geometry, rake and relief angles makes thread cutting hardness steel long last,you can benifit to obtain outstanding threads, reliability and durability