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Intended for casing string inner surface cleaning.
SMGU-140R1 SMGU-146R1
SMGU-168R1 SMGU-178R1
Designed for pulling the drill string ending with the collar or the drill-pipe pin out of the well
MSZ-88R1 MSZ-102R1 MSZ-108R1
MSZ-133R1 MSZ-147R1 MSZ-152R1
MSZ-171R1
Designed for slotting a «window» in the casing string during a new stem predrilling in one run-in-hole operation.
RKN-112R1 RKN-114R1 RKN-118R1
RKN-122R1 RKN-133R1