Drilling equipment

Access to requested materials is restricted due applicable securities laws in certain countries. Please confirm you are NOT a resident of either:  United States, Canada, Japan, Australia or Russian Federation.

The information contained on the pages that follow is restricted and is not for release, publication or distribution in or into the United States, Canada, Japan, Australia or the Russian Federation.

This announcement and the information contained herein is not an offer of securities for sale or a solicitation of an offer to purchase securities in the United States, Canada, Japan, Australia or the Russian Federation. The securities have not been and will not be registered under the U.S. Securities Act of 1933, as amended (the "Securities Act"), or with any securities regulatory authority of any state or other jurisdiction of the United States and may not be offered, sold or delivered within the United States or to U.S. persons (as defined in Regulation S under the Securities Act) except pursuant to an exemption from, or in a transaction not subject to, the registration requirements of the Securities Act and applicable state securities laws.

None of the information contained on the pages that follow nor any copy thereof may be taken or transmitted in or into the United States or distributed, directly or indirectly, in or into the United States. Failure to comply with this directive may result in a violation of the Securities Act.

The materials provided on the following page(s) are not for release, publication or distribution in whole or in part in the Russian Federation. The information contained in these materials and documents must not be made publicly available in the Russian Federation or be distributed or passed in any manner to any person (including legal entities) resident, incorporated, established or having their usual residence in the Russian Federation or to any person located within the territory of the Russian Federation, unless and to the extent otherwise permitted under Russian law. Distribution of these documents does not constitute a placement and/or public circulation of securities or other financial instruments in the Russian Federation. None of these documents has been or will be registered and/or approved by the Federal Service for Financial Markets of the Russian Federation.

This document should not be considered as a public offer or advertisement of any securities or other financial instruments in the Russian Federation and is not an offer, or an invitation to make offers, to purchase any securities or other financial instruments in the Russian Federation or to or for the benefit of any person (including legal entities) resident, incorporated, established or having their usual residence in the Russian Federation or to any person located within the territory of the Russian Federation. None of the securities referred to in these documents have been or will be registered with the Federal Service for Financial Markets of the Russian Federation and are intended for ''placement'' or ''circulation'' in the Russian Federation.

The information included in this section is restricted due to applicable securities laws in your country of residence.  The information in this section is, therefore, not available to persons located in your country of residence.