Barrel Reamer
Connecton Type:
6-5/8FH
Cone/cutter Size:
17-1/2"MT
Sealing Type:
Metal seal
Nozzle Size:
14mm
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Parameters
Connecton Type
6-5/8FH
Cone/cutter Size
17-1/2"MT
Sealing Type
Metal seal
Nozzle Size
14mm
It is designed as a barrel-type roller hole opener; the barrel’s large contact area with the borehole wall enables it to withstand the collapse of cobbles, whilst its flow-channel structure facilitates the removal of cuttings. Several water jets are also incorporated into the flow channel, each spraying out drilling fluid to flush away the cuttings.