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Examples including but not limited to: unlisted pipe OD, pipe weight/wall, steel grade, coupling OD, or connection – pipe combination.
GB CD Butt
GB Casing Drilling is used for conventional running, rotating to aid in string advancement, drilling with casing/liners, or driving.
GB CDE Butt
GB Casing Drilling Enhanced is used for conventional running, rotating to aid in string advancement, drilling with casing/liners, or driving. Internal shoulder for heavier wall pipe.
GB CD Slim Hole
GB CD Slim Hole is a slight modification to the GB CD Buttress connection. Designed with regional BLM annular clearance requirements in mind, the GB CD Slim Hole connection is the choice for tight clearance requirements where casing string rotation may be necessary.
GB CD Butt RDB
GB CD reduced drag bullet nose is an added feature to the GB CD connection. The better than beveled bullet nose reduces drag and aids in the advancement of your casing string.
GB CD Butt EHTQ
GB Casing Drilling Extra High Torque is used for highly demanding casing installations. This connection is ideal for scenarios where higher torque requirements are anticipated; for example, but not limited to: longer laterals, rotating during cementing, etc.
GB WS/GB HB Butt
GB Casing Drilling Wear Sleeve/Hard Band is an integral sacrificial sleeve on the leading edge and critical areas on the GB CD connection to minimize wear during drilling operations. In more abrasive environments the sleeve can also be hard faced.
GB WSE/GB HBE Butt
GB Casing Drilling Wear Sleeve/Hard Band is an integral sacrificial sleeve on the leading edge and critical areas on the GB CDE connection to minimize wear during drilling operations. In more abrasive environments the sleeve can also be hard faced.