There are many different types of drill bits, each designed for a specific purpose. However, the main factor determining which drill bit to use on rock is the hardness of the material. The harder the rock, t.
[pdf] On September 13, New Concept Mining (NCM), a division of Swedish company Epiroc, opened its Hydraulic Rock Drill (HRD) production facility in Aeroton, Johannesburg. NCM is a ground support solutions supplier based in South Africa.
[pdf] United Kingdom and Ireland's leading drilling equipment manufacturer and supplier. In-house manufacturing and bespoke design capabilities. Offering COMACCHIO drills, Secon sonic technology, Mud Puppy recycling equipment and ChemGrout grout pumps.
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