| Customization: | Available |
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| After-sales Service: | 1 Years |
| Warranty: | 1 Years |
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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 larger 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 enlarged hole.
| Product Name | HDD hole opener with tci tricone bit/PDC bit |
| Material | Carbide tungsten, High speed steel |
| Color | All |
| Certificate | API, ISO, TPI report |
| Reamer Size | 8 ~ 52 in |
| Shaft Size | 203, 228, 241 |
| Thread Type | 620-621 |
| Customized | Please provide size and type |
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