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Straight chopping bit
| Diamond Glossary (алмазы и бриллианты - глоссарий терминологии) |
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Chopping bit, английский
A steel, chisel-shaped cutting-edged bit designed to be coupled to a string of drill rods and used to fragment, by impact, boulders, hardpan, and lost core in a borehole. also called chisel bit, chisel- 23 edge bit, chisel-point bit, long-shank chopping bit, straight chopping bit. compare cross chopping bit.
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Chuck bolt, английский
Chisel-point bit, английский
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