- roller-bit drill
-
шарошечный бур
English-Russian dictionary of geology. 2011.
roller-bit drill
Смотреть что такое "roller-bit drill" в других словарях:
roller bit — noun a drill bit that has hardened rotating rollers • Syn: ↑rock bit • Hypernyms: ↑drilling bit, ↑drill bit … Useful english dictionary
Drill bit — For the fictional character, see Drill Bit (Transformers). For the cancelled skyscraper nicknamed Drill bit, see Chicago Spire. For the types used in drilling wells, see Well drilling. From top to bottom: Spade, lip and spur (brad point), masonry … Wikipedia
Drill — For other uses, see Drill (disambiguation). Drill scheme A drill or drill motor is a tool fitted with a cutting tool attachment or driving tool attachment, usually a drill bit or driver bit, used for drilling holes in various materials or… … Wikipedia
drill bit — noun a bit used in drilling for oil • Syn: ↑drilling bit • Hypernyms: ↑bit • Hyponyms: ↑core bit, ↑fishtail bit, ↑blade bit, ↑rock bit, ↑ … Useful english dictionary
Roller cone bit — A roller cone bit is a drill bit used for drilling through rock, for example when drilling for oil and gas. [cite book | last = Hyne | first = Norman J. | title = Dictionary of Petroleum Exploration, Drilling Production | publisher = PennWell… … Wikipedia
rock bit — noun a drill bit that has hardened rotating rollers • Syn: ↑roller bit • Hypernyms: ↑drilling bit, ↑drill bit * * * noun : a hardened drill for making holes in hard rock * * * rock bit, a bit with jagged teeth, used for drilling through hard rock … Useful english dictionary
drilling bit — noun a bit used in drilling for oil • Syn: ↑drill bit • Hypernyms: ↑bit • Hyponyms: ↑core bit, ↑fishtail bit, ↑blade bit, ↑rock bit, ↑ … Useful english dictionary
Well drilling — Tricone rock bit Well drilling is the process of drilling a hole in the ground for the extraction of a natural resource such as ground water, natural gas, or petroleum. Drilling for the exploration of the nature of the material underground (for… … Wikipedia
Tap and die — Not to be confused with Tool and die. Taps and dies are cutting tools used to create screw threads, which is called threading. A tap is used to cut the female portion of the mating pair (e.g., a nut). A die is used to cut the male portion of the… … Wikipedia
Lathe (metal) — Center lathe with DRO and chuck guard. Size is 460 mm swing x 1000 mm between centers A metal lathe or metalworking lathe is a large class of lathes designed for precisely machining relatively hard materials. They were originally designed to… … Wikipedia
Milling machine — For the machine used in road construction, see Asphalt milling machine. Not to be confused with mill (grinding). Example of a bridge type CNC vertical milling center … Wikipedia
