BACK REAMER SUBS

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BACK REAMER SUBS

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BACK REAMING SUBS FOR REVERSE CIRCULATION HAMMERS

Back Reamer adapter for Reverse Circulation (RC) offers the following improvements in regard to the effectiveness and cost efficiency of Reverse Circulation Drilling.

Back Reamer (Backreamer) adapter prevents premature wear and tear of the Inner Tube inBack Reamer (Backreamer) adapter the dual-tube RC Pipe, that follows immediately after the RC Hammer.

The Backreamer adapter is fitted with several heavy duty Hard Pads, which are acting as a makeshift drill bit, working in direction of the drill string extraction and preventing damage to the rear parts of the RC hammer and drill bit from the sample cuttings that might have been dislodged from the borehole. The Backreamer Hard-Pads are highly resistant to abrasive damage and therefore will never require replacement before the need for replacement of the top-sub (Backreamer outer body).

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