6'' DTH hammer

High Air Pressure with foot valve DTH Hammers

  • Item Description Weight (Kg) Part Number
    1 Top Sub 20.00 MQL601
    2 "O" Ring of Top Sub 0.02 MQL602
    3 Check Valve 1.00 MQL603
    4 Spring 0.10 MQL604
    5 Compression Buffer 0.10 MQL605
    6 Air Distributor 6.00 MQL606
    7 Internal Cylinder 5.00 MQL607
    8 Piston 23.50 MQL608
    9 External Cylinder 31.00 MQL609
    10 Guided Sleeve 1.00 MQL610
    11 "O" Ring of Stop Ring 0.02 MQL611
    12 Stop Ring 0.60 MQL612
    13 Drive Chuck 5.40 MQL613
    14 Drill Bit MQL614

According to your request, the top sub can be made into two spanners, and put protection buttons. An air controlling hole can be drilled on the check valve to provide more efficient cuttings discharge.

Technical Parameters
Length(Less bit) Weight(Less bit) External Diameter Bit Shank Hole Range Connection Thread
1212mm 95.00Kg ø148mm QL60 ø155-ø190 API 3 1/2" Reg
Working Pressure Impact Rate at 1.7Mpa Recommended Rotation Speed Air Consumption
145-350PSI
1.0-2.5Mpa 23HZ 20-30r/min 600-836CFM
6'' dth hammer

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