Connections & Couplings
Premium and API threaded connections for casing, tubing, and drill pipe including gas-tight, high-torque, and specialty designs.
API STC
Short Thread Coupling - standard API 8-round thread connection for general casing applications.
API LTC
Long Thread Coupling - extended engagement thread for improved joint strength over STC connections.
API BTC
Buttress Thread Coupling - square thread form providing superior tensile strength for deep well casing.
API NUE/EUE
Non-Upset and External Upset End connections for tubing with integral or external coupling options.
VAM TOP
Premium gas-tight connection with metal-to-metal seal for critical casing and tubing applications.
VAM SLIJ-II
Semi-flush premium connection for liner applications with reduced OD and optimized clearance.
TenarisHydril Blue
Premium wedge-thread connection with metal-to-metal seal for HP/HT and demanding applications.
TenarisHydril Wedge
Robust wedge-thread premium connection for high-load applications with enhanced structural capacity.
JFE Fox/Bear/Lion
JFE Steel premium connection series offering various performance levels for casing and tubing.
Hunting Seal-Lock
Hunting premium threaded connection with integral metal-to-metal seal for gas-tight performance.
TMK ULTRA
TMK premium connection series with advanced sealing technology for demanding Russian and global markets.
Grant Prideco Tool Joints
Premium drill pipe tool joints with advanced thread forms for demanding drilling applications.