Product description
Horizontal hole openers, also known as HDD reamers, are used to enlarge the pilot hole in
Horizontal directional drilling (HDD)-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:
- First stage is to drill a small diameter pilot hole
- Second stage is enlarge the hole with a larger diameter cutting tool called an HDD reamer, rock reamer or hole opener
- Third stage is inserting the casing pipe or other product into the enlarged hole
First stage is to drill a small diameter pilot hole
Second stage is enlarge the hole with a larger diameter cutting tool called an HDD reamer, rock reamer or hole opener
Third stage is inserting the casing pipe or other product into the enlarged hole