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DTH Down The Hole Drilling Hammer Bottom Bits

DTH Down The Hole Drilling Hammer Bottom Bits are made from grade hard alloy and special steel, generally matched with the light-duty rock drill, to drill the rock hole within diameter of 50mm.

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Introduction of DTH Down The Hole Drilling Hammer Bottom Bits

DTH Down The Hole Drilling Hammer Bottom Bits are made from grade hard alloy and special steel, generally matched with the light-duty rock drill, to drill the rock hole within diameter of 50mm.

DTH Down The Hole Drilling Hammer Bottom Bits have two flushing holes and are available in three flavors: Flat, Convex and Concave. These Down The Hole (DTH) bits fit the most popular DTH hammers use in water welling, mining, construction and quarrying, metallurgy mine, geological exploration, water conservancy construction, electricity, traffic, tunnel, quarry, national defence stone project etc,.

Parameters of DTH Down The Hole Drilling Hammer Bottom Bits

Taper Degree

Diameter (mm)

Length (mm)

7°(6° 11° 12°)

28

50-80

7°(6° 11° 12°)

30

50-80

7°(6° 11° 12°)

32

50-80

7°(6° 11° 12°)

34

50-80

7°(6° 11° 12°)

35

50-80

7°(4.46° 6° 11° 12°)

36

50-80

7°(4.46° 6° 11° 12°)

38

50-80

7°(6° 11° 12°)

40

50-80

7°(6° 11° 12°)

41

50-80

7°(6° 11° 12°)

42

50-80

7°(6° 11° 12°)

45

50-80

Pictures of DTH Down The Hole Drilling Hammer Bottom Bits  

DTH Down The Hole Drilling Hammer Bottom BitsDHT drill bitscore drill bits

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    This is a trial order and the quality beyond our requirements. We will place order in the near future.
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  • Contacts:S***n E-mail:S***n @m***k.zm
    Your company's high quality products and perfect after sales service worthy to operate.
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  • Contacts:M***u E-mail:M***ubr
    Could you send me product catalogs with more details for reference?
    Dear Customer, We just got your message. Our sales will contact you asap.
  • Contacts:M***e E-mail:M***e @s***a.sk
    This is a trial order and the quality beyond our requirements. We will place order in the near future.
    Appreciate your support and affirmation of Our Group, Wish you success in your work
  • Contacts:S***n E-mail:S***n @m***k.zm
    Your company's high quality products and perfect after sales service worthy to operate.
    Your satisfaction is a greatest affirmation for our Group!
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