| Customization: | Available |
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| After-sales Service: | 7X24 |
| Warranty: | 12months |
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Product Description
API quality hole opener/rock reamer bit Directional Well Drilling
Horizontal Hole Openers, also known as HDD reamer, are used to enlarge the diameter of a pre-drilled hole. They are custom built to specification, and come in a wide variety of sizes.
HDD is used when trenching and excavating is not practical. This drilling technology allows for a steerable trenchless way to drill underground. There are three stages, the first stage is to drill a small diameter pilot hole. The second stage is enlarge the hole with a large diameter cutting tool called an HDD reamer, rock reamer or hole opener. The third stage is inserting the casing pipe or other product into the enlarge hole.
| Attend Mode | |||||||
| Barrel | Pipe O.D. | Thread Type | Octagon | Swivel | |||
| 54mm | 200~500 | 50mm | 10T | ||||
| mm | |||||||
| 68mm | 200~700 mm | 60mm | 82mm | 10T~20T | |||
| 76~89mm | 200~800 mm | 73mm | NC 23 | 92mm | 20T~30T | ||
| 89mm | 300~1000mm | 73mm | NC 26 | 92mm | 30T~50T | ||
| 108mm | 400~1500mm | 89mm | NC 31 | 50T~80T | |||
| 127mm | 500~1500mm | 102~141mm | NC 38 | 100T~150T | |||
| NC 46 | |||||||
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