Drilling equipment is a large notion, which encludes drill pipes, tubes and accessories in the first place, as well as everything else we need for drilling. Drilling equipment includes for example mud pools, mass mixers, compensators of screwing, revolvable hangers and extraction tools, reamers, penetrometric instruments (SPT), mud pumps, double tube core barrels, tube core barrels of large diameters, bits of special shapes and sizes, screwing spanners and tongs, augers with bits, contractor pipes and much more equipment.