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Down The Hole Borewell Hammer , NUMA125 / Hyper 141 Water Hammer Drilling

Changsha Tianhe Drilling Tools and Machinery Co.,Ltd.
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    Buy cheap Down The Hole Borewell Hammer , NUMA125 / Hyper 141 Water Hammer Drilling from wholesalers
     
    Buy cheap Down The Hole Borewell Hammer , NUMA125 / Hyper 141 Water Hammer Drilling from wholesalers
    • Buy cheap Down The Hole Borewell Hammer , NUMA125 / Hyper 141 Water Hammer Drilling from wholesalers

    Down The Hole Borewell Hammer , NUMA125 / Hyper 141 Water Hammer Drilling

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    Brand Name : Teamwhole
    Model Number : NUMA125/Hyper 141
    Certification : ISO9001:2008
    Payment Terms : T/T O/A WEST UNION
    Supply Ability : 220 Pcs Per Month
    Delivery Time : 25-30days
    Price : Negotiation
    • Product Details
    • Company Profile

    Down The Hole Borewell Hammer , NUMA125 / Hyper 141 Water Hammer Drilling

    Down the Hole Equipment NUMA125/Hyper 141 DTH Hammer For Foundation Pile / Water Well Drilling


    ​1.Product Description

    • Valveless air distribution. More reliable.
      Simple design of the piston, long life.
      More efficient energy transfer, faster drilling speed, lower air consumption and lower oil
      Fewer internal parts, simple structure, longer life, less failure and easier to maintain because all the parts are heat treated
      Robust & durable performance

    2.Detailed structure information

    QL120 General Specifications
    Quantum Leap Hammer ModelNUMA125 DTH Hammer
    Description of ItemStandard
    EnglishMetric
    Standard drill pipe connection (see options)7-5/8 API reg pin
    Outside diameter (inch & mm)12.5320
    Length w/o bit shoulder to shoulder (inch & mm)72.31,837
    Length with bit extended (inch & mm)822,083
    Length with bit retracted (inch & mm)802,032
    Weight w/o bit (lb & kg)1,430650
    Backhead across flats (inch)4 x 1 AF
    Minimum bit size (inch & mm)12.25311
    Maximum bit size (inch & mm)22559
    Bore (inch & mm)9.25235
    Piston weight (lb & kg)350159
    Stroke (inch & mm)5127
    Maximum pressure differential (psig & bar)25017
    Maximum choke diameter (inch & mm)0.7519
    Make-up torque (ft-lb. & N-m)12,00016,248
    Shank styleNuma125

    Bit ShankThread connectionWork Pressure(Mpa)Air consumption at 2.4Mpa
    Numa125API 7 5/8"Reg Pin1.7-2.462.3
    Hole RangeLength Without bitRecommended Speed (r/min)Impact rate at 1.7Mpa
    305-445mm1598mm15-25Rpm20Hz
    WeightExternal diameter(mm)
    650kg320mm

    3.Product Application

    -----Construction Foundation piling drilling,can match to Kinds of Drill Rig,like Drilltech,CASAGRANDE,Solimec

    -----Water well drilling

    -----Oil and Gas open hole drilling


    4.Photos



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