for Hardened Steels

  • Highlights of New Product Information

    NEW PRODUCTS GUIDANCE 2024-2025

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  • Coated grades for hardened steels

    Ace Coat
    AC503U

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  • Coated SUMIBORON

    Coated SUMIBORON Series
    for Hardened Steel

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  • CBN grades for hard turning

    SUMIBORON
    BN1000 / BN2000

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