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Kingdream Tricone Rock Drill Bits for Oilfield Tricone Rock Bits Oilfield Drill Bit: Kingdream Tricone Rock Drill Bits for Oilfield Tricone Rock Bits Oilfield Drill Bit Tricone Drill Bit Manufacturers With high precision bearings with neck to slide, two way thrust bearing; Tooth palm ...

Conical Pick Coal Cutter Pick Oil Drilling Bit Supplier: rock stratum. model Specification (mm) D H Z1625 16.1 25 Z1825 18.1 25 Z1850 18.7 51 Z2030 20.1 30 Z2230 22.1 30 Z2335 23.2 35 Z2532 25.6 32 Remarks: The customized specification is ...

Horizontal Directional Drilling Bit Horizontal Drill Bit Oil Drilling Bit: Horizontal Directional Drilling Bit Horizontal Drill Bit Oil Drilling Bit China Oil Well Drill Bit Description Designed & developed according to the construction requirements and market demand, ...

Hybird PDC Bit 4 PDC Bit for Well Drilling GRANDDTS PDC Bits PDC Drill Bits: GRANDDTS Hybird PDC bits are compounded by the PDC fixed cutting and the roller free cutting structure. Description Hybird PDC bits is matched with cone optimization, and the drill bit has strong ...

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Kingdream Tricone Rock Drill Bits for Oilfield Tricone Rock Bits Oilfield Drill Bit