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                                                                      EXHIBIT 21

                                 SUBSIDIARIES

Varco International Inc. (fka Tuboscope Inc., US--DE)
  Varco U.S. Holdings Inc. (US-DE)
     Varco US Finance Inc. (US--DE)
     Varco do Brasil Ltda. (Brazil)
     Varco Al-Mansoori LLC (UAE -49%)
     Varco International Inc. Pte. Ltd. (Singapore)
     Varco BJ B.V. (Netherlands)
        Varco (Sara) India Pvt. Ltd. (India - 60%)
     Rig Technology Limited (UK)
        Varco (UK) Ltd. (UK)
     Varco BJ FSC Inc. (Barbados)
     Varco de Venezuela C.A. (Venezuela)
     Herramientas Varco SA de CV (Mexico - 49%)
     Brandt Interests Inc. (80%--US--DE)
        Brandt Energy Environmental LP (1% US--TX)
     TVI Holdings LLC (US--DE)
        Tubo-FGS LLC (US--DE)
          Star Sudamtex SA (50%--Venezuela)
        Fiber Glass Systems Holding LLC (US--DE)
          Fiber Glass Systems LP (US--TX)
          Varco Systems LP (US--TX)
          Brandt Energy Environmental LP (79.2%--US--TX)
          Tuboscope Vetco International LP (US--TX)
             CTI (Canada Branch)
             Tuboscope I/P Inc. (US--DE)
             Tuboscope Vetco International (Colombia) --Colombia branch
                Tuboscope Vetco do Brasil Equipamentos e Servicos Ltda (Brazil)
             Tuboscope Vetco (Thailand) Ltd. (Thailand)
             Tuboscope Vetco Moscow Ltd. (Russia)
             Tuboscope Vetco Services (Panama) Inc.
                Tuboscope Vetco Services (Panama) Inc. --Abu Dhabi branch
                Tuboscope Vetco Services (Panama) Inc. --Kuwait branch
                Tuboscope Vetco Services (Panama) Inc. --Singapore branch
                Tuboscope Vetco (Nigeria) Ltd. (40%--Nigeria)
             Vetco Enterprises AG (Switzerland)
                Tuboscope Vetco Osterreich GmbH (Austria)
                Vetco Saudi Arabia Ltd. (P/S--45%)
                Tuboscope Vetco (Deutschland) GmbH (Germany)
                  Tuboscope Vetco (Deutschland) GmbH (Germany) --Bahrain branch
                  Tuboscope Vetco (Deutschland) GmbH (Germany) --France branch
                  Tuboscope Vetco (Deutschland) GmbH (Germany) --Oman branch
                  Tuboscope Vetco (Deutschland) GmbH (Germany) --Netherlands
                     branch
                  Tuboscope Vetco (Deutschland) GmbH (Germany) --Egypt branch
                  Tuboscope Vetco Technology GmbH (Germany)
                     Tuboscope Vetco Technology GmbH (Germany) --Italy branch
                     Tuboscope Vetco Technology GmbH (Germany) --Russia branch
                     Tuboscope Vetco (Brunei) SDN.BDH (49%)
                  Vetco Abu Dhabi (P/S--United Arab Emirates--45%)
                  Vetco Coating GmbH (Germany)
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               Tuboscope Vetco de Argentina, S.A. (Argentina)
               Tuboscope Vetco Canada Inc. (Canada)
                  Tuboscope Pipeline Services Canada Inc. (Canada)
                  Tuboscope (Far East) Pte Ltd. (Singapore)
                     Pesaka Inspection Services SDN.BDH (49%-Malaysia)
                     Tuboscope Far East Pte Ltd.--Australia branch
                  Cut Rite Tubular Services Ltd. (Canada)
               Tuboscope Norge AS (Norway)
                  Varco Norge A/S (Norway)
               CTES (P/S US-- TX--25%)
               Baytron Inc. (US--LA)
               Tulsa Equipment Manufacturing Co (US--OK)
               Tuboscope Services de Bolivia S.A. (Bolivia)
                  Brandt Servicios de Petroleros S.A. (Peru)
               Varco Canada Limited (fka Wadeco Oilfield Services Ltd.) (Canada)
               Tuboscope Pipeline Services Inc. (77%--US--TX)
                  Vetco Pipeline Services Inc. (US--TX)
                     Vetco Pipeline Services Ltd. (Canada)
                     Tuboscope Vetco Mexico S.A. de C.V. (Mexico)
               MSD Inc. (US--LA)
                  MSD Norway--Norway branch
                  MSD de Venezuela C.A. (Venezuela)
               Tuboscope Vetco (France) S.A. (France)
               Texas Oil Tools Inc. (US--NV)
               Tuboscope MECL (Trinidad) Ltd. (50% P/S)
               Tube-Kote Inc. (US--TX)
               Pacific Inspection Company (US--CA)
    Tuboscope (Holding US) Inc (US--DE)
        Harbin WFOE LLC (China)
        Tuboscope Holdings Ltd. (UK)
           Chargewood Ltd (UK)
           Tuboscope UK Ltd. (UK)
               Tuboscope Vetco (UK) Ltd. (UK)
               EPI UK Ltd. (UK)
               Enaco Pte. (UK)
               Tuboscope Vetco Capital Ltd. (UK)
                  TVCC - Kazakhstan Branch
               SSR Ltd. (UK)
               The Brandt Company (UK) Ltd.
               Enaco Mudcat Systems Ltd. (UK)
               Pump Systems Ltd. (UK)
               Pressure Control Engineering Ltd. (UK)
           Tuboscope Pipeline Services Ltd. (UK)
               Tuboscope Pipeline Services Inc. (23%--US--TX)
               Linalog Ltd. (UK)
           Weston Oilfield Engineering Ltd. (UK)
        Environmental Procedures Inc. (US--DE)
           Advanced Wirecloth Inc. (US--LA)
           Tuboscope SA de CV  (Mexico)
           EPI --Ecuador branch
           EPI --Columbia branch
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            Drexel Oilfield Services WLL (49% Dubai, UAE)
            Tuboscope Brandt de Venezuela SA (Venezuela)
            Brandt Company de Argentina SA (Argentina)
            Screen Mfg. Company Ltd. (Trinidad)
            Venwell International Inc. (US--TX)
               Venwell International Inc --Trinidad branch
        Hydra Rig, Inc. (US--TX)
        Eastern Oil Tools Pte. Ltd.(Singapore)
            Eastern Oil Tools Pte. Ltd. (Australia)
        Brandt Oilfield Services (M) Sdn Bhd (29% Malaysia)