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Special drilling tools

HL120S_%E5%89%AF%E6%9C%AC
Hilong Double Shoulder Connection Hilong Super High Torque Connection Hilong Gas Sealed Connection Hilong Super High-Strength Drill Pipe Hilong Sour Service Drill Pipe / Sour Service Heavy Weight Drill Pipe Hilong Non-Slip-Crush Drill Pipe Hilong Slip-Protected Drill Pipe Hilong Flush Hole Drill Pipe Hilong Double-Walled Drill Pipe Hilong Arctic Service Drill Pipe Hilong Landing String Drill Pipe Hilong's Electronic Tag Drilling Tool and IoT Management System Hilong Efficient Cuttings Bed Clean Drill Tool Hilong Large Size HDD (Horizontal Directional Drilling) Drill Pipe Hilong Slim Drill Pipe HLNST
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Hilong Double Shoulder Connection

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Hilong Super High Torque Connection

HLST®, HLIST®, and HLNST® are newly developed by Hilong based on the double shoulder structure of HLIDS®, featuring ultra-high torsional resistance double shoulder threads. HLST®, HLIST®, and HLNST® are more suitable for use in harsh well conditions such as deep wells, ultra deep wells, horizontal wells, extended reach wells, and sulfur-containing environments.

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Hilong Gas Sealed Connection

HLV150_%E5%89%AF%E6%9C%AC2_%E5%89%AF%E6%9C%AC

Hilong Super High-Strength Drill Pipe

HL120S_%E5%89%AF%E6%9C%AC

Hilong Sour Service Drill Pipe / Sour Service Heavy Weight Drill Pipe

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Hilong Non-Slip-Crush Drill Pipe

Hilong landing string drill pipe is typically used to land heavy casing strings in a deep-water environment. Designed at the aspects of the drill pipe structure, material strength, etc., so that the landing string drill pipe has sufficient tensile load capacity to meet the tensile requirements of large-size heavy-duty landing.

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Hilong Slip-Protected Drill Pipe

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Hilong Flush Hole Drill Pipe

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Hilong Double-Walled Drill Pipe

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Hilong Arctic Service Drill Pipe

Hilong’s low-temperature drill pipe is independently developed to meet the needs of oil and gas exploration operations in extremely cold regions. It is a specialized drill pipe designed for use in low-temperature environments, capable of operating at temperatures of -60 °C and above.

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Hilong Landing String Drill Pipe

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Hilong's Electronic Tag Drilling Tool and IoT Management System

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Hilong Efficient Cuttings Bed Clean Drill Tool

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Hilong Large Size HDD (Horizontal Directional Drilling) Drill Pipe

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Hilong Slim Drill Pipe

HLNST_%E5%89%AF%E6%9C%AC

HLNST

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