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    ALL Our bits are designed, machined & assembled in the great state of Oklahoma since 1947.

  • COMMITMENT TO HIGHEST QUALITY STANDARDS

    Driven by customers' challenges, we make bits more efficient, valuable and reliable.

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    OUR COMPANY

    Throop Rock Bit is an American manufacturing company serving 42 countries around the world.

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    CERTIFICATIONS

    Our facility in Tonkawa, Oklahoma holds the following certifications: ISO 9001 & TS 29001

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    OUR MATERIALS TECHNOLOGY

    Our bits are made from advanced steel grades & special alloys for the toughest conditions.

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    HISTORY

    Since its founding in 1947, Throop Rock Bit has been a trusted name in the drilling industry.

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    INDUSTRY OFFERINGS

    Throop Rock Bit products create value in a wide range of industries.

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    AMERICAN STANDARDS

    Our bits are designed, machined & assembled in the great state of Oklahoma since 1947.