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Jetting - Engine powered rotary jetting

3 bytes added, 22:37, 19 October 2015

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Although one would expect a large advantage over manual jetting, engine operated rotary jetting requires the same time and reaches the same depths as the manual operated rotary jetting. The systems show better performance only with regard to ergonomic aspects.

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|[[Image:Rotary rig in Chad.jpg|thumb|none|200px|Rotary rig in Chad]]

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