Exhibit 23.2
                                                                    ------------



                       CONSENT OF INDEPENDENT AUDITORS


We consent to the incorporation by reference in the Registration Statement
(Form S-8) pertaining to the D.O.S. Ltd. 1993 Stock Option Plan of our report
dated February 17, 1996, with respect to the consolidated financial statements
and schedules of Tuboscope Vetco International Corporation included in its
Annual Report (Form 10-K) for the year ended December 31, 1995, filed with
the Securities and Exchange Commission.


                                            /s/ Ernst & Young LLP

Houston, Texas
May 30, 1996