HAH is a provider of premium tubing connections, including pup joints, combo-points, blast joints, landing nipples, flow couplings, and other downhole completion accessories in the oil and gas industry today.

1. DP MASTER – ST 38, ST 54, ST 57 & HT-PAC CONNECTIONS

• DP MASTER ST CONNECTION: The ST-38 Series tool joints are suitable for deep wells as well as extended reach and horizontal drilling applications.

• DP MASTER HT-PAC CONNECTION: This high torque connection (available in 2-7/8” & 2-3/8” sizes) is a high torque double-shouldered connection developed from generic double-shouldered API connections. It features increased torsional strength compared to generic double shoulder connections.

2. HILONG – HLIDS/HLMT/HLST & HLIST CONNECTIONS

• HILONG – HLIDS / HLMT CONNECTION: Suitable for drilling under harsh conditions such as deep wells, horizontal wells, extended-reach wells, and sulfur-containing environments.

• HILONG - HLIST / HLST CONNECTION: A new generation super high torque double shoulder connection developed based on the structure of HLIDS. HLST and HLIST are particularly suitable for deep well drilling, extended reach drilling (ERD), horizontal directional drilling (HDD), sour service, and critical wells.