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Horizontal Directional Drilling0:00:44

Horizontal Directional Drilling / Boring (HDD): The Basic Concept

HTI: Horizontal Directional0:01:37

HTI: Horizontal Directional Drilling / Boring (HDD) Services Worldwide

Horizontal Directional Drilling0:02:08

Horizontal Directional Drilling / Boring (HDD): How the Drill Bit Works

Horizontal Directional Drilling0:02:08

Horizontal Directional Drilling / Boring (HDD): How the Drill Bit is Steered