Big Hole Drilling Tools Inc

BICO Drilling Tools, Inc. designs and delivers standard and customized equipment including Down Hole Motors, ThruTubing Motors, Even Wall Power Sections, PBL Bypass Subs, Burst Disk Subs, Shock Absorbers, Drilling Jars, and Non-Mag Collars. BICO also provides maintenance services in the United States and Internationally. Our tools incorporate technologies that reduce the number of runs, lower on-site inventory and ensure reliable performance, every time.

Drilling & Production Resources (DPR) is a provider of a variety of oil field supplies and equipment. Based in Houston, Texas, the firm serves both domestic and international markets. Drilling & Production Resources (DPR) has a number of clients, including Aramco, Bechtel Corporation, Diamond Offshore, Beaudril Ltd., Parker Drilling, Regional Fabricators, Sakhalin Energy and many others. The company manufactures a host of manifold assemblies that include standpipe, cement, riser, discharge, circulating and test. It offers an array of products, such as fishing tools, wire line equipment, Bowen drilling tools, pumps and pump packages, diesel filtration and many more.

Scientific Drilling International pioneered downhole navigation systems in 1969 by offering the first commercial steering-tool, the 'eye'. Since then, the company has developed cutting edge systems for survey, production logging and directional drilling. Electromagnetic MWD, Mud Pulse MWD in addition to Magnetic Ranging, and high-end Memory Production Logging tools have been introduced to the market including the world's first Memory Pulsed Neutron logging system. An extensive array of 'Terra Torque' and now the New 'TITAN' drilling motors are available to compliment the directional services. Recently a Gyro MWD tool has been released and is currently in operation globally. Operating throughout the world, Scientific Drilling is expanding its range of services with a continued emphasis on research and development. The company is headquartered in Houston.