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A S B U R Y . T H R O O P

  • Our Brands
  • Our Company 
    • About us
    • History
    • Leadership
    • Certifications
  • Contact Us
  • …  
    • Our Brands
    • Our Company 
      • About us
      • History
      • Leadership
      • Certifications
    • Contact Us

    A S B U R Y . T H R O O P

    • Our Brands
    • Our Company 
      • About us
      • History
      • Leadership
      • Certifications
    • Contact Us
    • …  
      • Our Brands
      • Our Company 
        • About us
        • History
        • Leadership
        • Certifications
      • Contact Us

      A S B U R Y . T H R O O P

      • Our Brands
      • Our Company
        • About us
        • History
        • Leadership
        • Certifications
      • Contact Us
        • OUR HISTORY

        • 1

          1947-1967

          -Throop Rock Bit was established in Tonkawa, Oklahoma to service the oilfield and related industries as Maassen Tool & Supply (pictured)

          - First manufactured our own line of steel tooth rotary drill bits

          - First tungsten carbide insert bits manufactured

          - Becomes the World's leading producer of small diameter rotary cone rock bits

          2

          1967-1987

          - Production facilities expanded for the first time to allow for increased production and demand

          - Company is renamed Throop Rock Bit in 1974

          - Purchase our first CNC machine tool

          3

          1987-2007

          - Move to new production facilities better suited to growing needs

          - First sealed bearing bits manufactured

          - Production facilities ar expanded to supply growing demands for production of Throop Rock Bits

          - New office facilities are built for management personnel

          - Production facilities and warehouse space expansion to increase production capacity

          - Fixed Cutter series manufactured

          - Sealed Journal series manufactured

          - ISO certification

          4

          2007-CURRENT

          - Hardfacing facilities are expanded

          - Completion series manufactured

          - MTCI bits manufactured

          - ISO 9001:2015 certification updated

          - ISO 29001:2012 certified updated

          - Production facilities expanded

          - Upgrade to the latest CNC machinery in the market

          - Celebrating more than 70 years of service

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