- jet rolling drilling bit
- Нефтепромысловый: шарошечное буровое долото с боковой промывкой
Универсальный англо-русский словарь. Академик.ру. 2011.
jet rolling drilling bit
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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
