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Cleanout jet anger
| Diamond Glossary (алмазы и бриллианты - глоссарий терминологии) |
An auger equipped with water-jet orflces designed to clean out collected material inside a driven pipe or casing before taking soil samples from strata below the bottom of the casing. also called cleanout auger, m.p.f.m. jet auger.
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Ship auger, английский
An auger having a simple spiral (helical) body and a single cutting edge, with or without a screw on the end but without a spur at the outer end of the cutting edge, used to obtain soil samples in sticky material.
Pilot reamer, английский
An assemblage of a pilot, a pilot reaming bit, and a reaming barrel. see pilot, pilot reaming bit.
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