HYDL Hydril (MM)

Christopher T. Seaver, Chief Executive Officer of Hydril (Nasdaq:HYDL), will present at Lehman Brothers Energy/Power Conference on September 5, 2006, at 1:05 p.m. ET (12:05 CT). To listen to the live or replay webcast of Hydril's presentation, access the presentation at www.hydril.com by clicking on the conference call icon on the home page or use the following URL: http://customer.talkpoint.com/LEHM002/090506a_jw/ default.asp?entity=Hydril. (Due to the length of this URL, it may be necessary to copy and paste this hyperlink into your Internet browser's URL address field. You may also need to remove an extra space in the URL if one exists.) The replay will be available approximately three hours after the presentation. Hydril, headquartered in Houston, Texas, is engaged worldwide in engineering, manufacturing and marketing premium connections and pressure control products used for oil and gas drilling and production.