About 9 results for drilling kelly bar

drilling kelly bar

Results per page: 20
  • drilling kelly bar

    drilling kelly bar

    Dual wall dual pipe...

  • NEW Friction Kelly Bar/Drill Bar/Rotary Drilling Rigs

    NEW Friction Kelly Bar/Drill Bar/Rotary Drilling Rigs

    Taper drill rod   1) taper angle(degree): 4.46, 6, 7 , 11, 12 2) shank size: hex 22mm*108mm/25mm*159mm 3) length: 0.4m-10m   Different rock formations and rock drills require differ...

  • Friction Kelly Bar for drilling rig

    Friction Kelly Bar for drilling rig

    1.high efficiency 2.low price and best service 3.Main application:  Layer of soft ground and mud, mud, (mud) sand, gravel    Outer Dia.(mm)       Elements /...

  • Combined Kelly Bar for Rotary Drilling Rig

    Combined Kelly Bar for Rotary Drilling Rig

    Combined Kelly Bar   Complex Kelly BarTypeO.Dia.(MM)SectionDepth(m)Torque(KN.M)JT12 340-3x13340336120JT12 356-3x13356336120JT15 377-4x14377452150JT20 406-4x14406452150JT22 406-4x14406452200JT25 445-4x15445456220JT25 445-3x15 (Reinforced)445342250JT2...

  • Interlocking Kelly Bar for BAUER Rotary Drilling Rig

    Interlocking Kelly Bar for BAUER Rotary Drilling Rig

     Interlocking Kelly Bar    Interlocking Kelly BarTypeO.Dia.(MM)SectionDepth(m)Torque(KN.M)JT12 340-3x13340336120JT12 356-3x13356336120JT15 377-4x14377452150JT20 406-4x14406452200JT22 406-4x14406452220JT25 445-4x15445456250JT25 445-3x15 (Re...

  • Interlocking Kelly Bar for drilling rig

    Interlocking Kelly Bar for drilling rig

    1.high efficiency 2.low price and best service 3.Main application:  Soft formations, (weak) weathered rock, hard strata construction     Outer Dia.(mm)      Elements / Sections    Retracted lengt...

  • Combined Type Kelly Bar for drilling rig

    Combined Type Kelly Bar for drilling rig

    1.high efficiency 2.low price and best service Main application: Used in the hard strata above, but soft blow deep pile hole construction.   Drilling tools and spare parts of Rotary drilling rig include: Kelly bars, drilling buckets, augers, core...

  • Solimec rotary drilling rig kelly bar matc

    Solimec rotary drilling rig kelly bar matc

          The external key of the mechanical interlocking kelly bar usually hao three or six keys. There are three large groups or N groups pressure concave parts in the external key, three or six wear-resistant keys in the internal k...

  • Rotary drilling rig Combined kelly bar

    Rotary drilling rig Combined kelly bar

    Kelly bar is the key part of a drilling machine, and its quality directly affects the performance of the whole machine. The main purpose of kelly bar is to transfer the torque of rotary drive and crowd pressure of the crowd system to the drilling tool. Ba...

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