About All-round down-the-hole
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3 FAQs about [All-round down-the-hole]
Can terraroc casing be drilled down the hole?
TerraRoc casing advancement systems are available in versions for tophammer or down-the-hole (DTH) drilling. The selected drilling method depends on the diameter drilled, depth of the hole and the driller’s preferred equipment. DTH is used to drill deep holes with great accuracy.
What is a down-the-hole drill?
A down-the-hole drill, usually called DTH, is basically a mini jackhammer screwed on the bottom of a drill string.
What is down-the-hole (DTH) drilling?
Down-the-hole (DTH) drilling has made it easier for contractors to drill wells faster and more efficiently, and to transition from dirt boring to rock boring just by adding a compressor and hammer to the drill bit.


