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  • Drill Bits - Hole Openers

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    General Specs

    • Hole Openers
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    • West Frankfort IL USA

     


    Call for Price

    Bit Brokers International Ltd


    Auction Details

    General Specs

    1


    Detailed Description

    Horizontal Hole Openers - HDD Rock Reamers Horizontal Directional Drilling (HDD)
     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, 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.