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jz tricone rock Drill Bit
$6300,00
Sealed bearing and non-sealed bearing
HJ(metal sealed journal bearing)
HA(rubber sealed journal bearing)
aircooled bearing type
Petroleum & gas,water well, mining and tectonic industries,oil field,
construction,geothermal,directional boring,
and underground foundation work
Description
417 bore well drilling horizontal jz tricone rock bit petroleum gas drill steel opening bearing rotary used oil well equipment
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