Hollow auger for the conventional coring
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Hollow auger (equal steps)- drilling geotechnical, hydrogeological and exploration wells by coring method under complicated geological conditions in order to extract undisturbed core samples in bulk (mobile) soils.
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Hollow auger (equal steps)- drilling geotechnical, hydrogeological and exploration wells by coring method under complicated geological conditions in order to extract undisturbed core samples in bulk (mobile) soils.
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It designed for drilling in complicated geological conditions complex KSR 200.
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The adapter serves to join the two elements of the drill: a hollow screw passing equal and drill pipes.
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