Exhibit 10.18 THIRD AMENDMENT TO SECURED CREDIT AGREEMENT Harris Trust and Savings Bank Chicago, Illinois Mercantile Bank National Association St. Louis, Missouri Ladies and Gentlemen: Reference is hereby made to that certain Secured Credit Agreement...Secured Credit Agreement • December 16th, 1999 • Maverick Tube Corporation • Steel pipe & tubes • Illinois
Contract Type FiledDecember 16th, 1999 Company Industry Jurisdiction