Views:0 Author:Site Editor Publish Time: 2020-06-02 Origin:Site
Bestlink DTH products and down the hole drills are designed to drill holes in hard rock, overburden, or loose strata formations in many different types of drilling applications. These markets are commonly found in the construction, oil & gas, mining, quarry, geothermal, water well, horizontal and other rock drilling industries.
Down-The-Hole Drill, usually called DTH, is mainly a pneumatic powered rock or ground drill, in which the percussive hammer is located directly behind the drill bit, so the percussion mechanism follows the bit down into the drill hole. The drill pipes transmit the necessary feed force and rotation to the DTH hammer and bit, as well as compressed air for the DTH hammer.