China Best quality DTH button bit

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High quality dth bit

DTH bit is our company main product.

Customized rock drill bits  - 1"**0"  dth bits

 Can design and manufactue according to customer's requirement in,

 1.bit diameter,

 2.face shape,

 3.carbide shape ,

 4.number of air holes,

Face shape:

  1. Drop Center Bit : can maintain high penetration rates in soft to medium hard and fissured rock formations.

  minimum hole deviation.

  2. Concave Face: specially for medium hard rock formations.

  good control of hole deviation, good flushing capacity.

  3. Convex Face: can maintain high penetration rates in soft to medium-hard with low to medium air pressures.

  the most  corrosion-proof, can reduce the bearing and wearing of gauge s,

  but have poor control of hole deviation.

  4. Double Gauge Face: suitable for fast penetration rates in medium to hard rock formations,

  applied to high air pressure, relatively less wearing of the guage bit,

  5. Flat Face Bit:suitable to hard to very hard and abrasive rock foramtions in application with high air                 pressure. Good penetration rates, and corrosion-proof.

Carbide shape:

  1. Domed/Round Button.

  2. Parabolic/Semi-Ballistic Buttons

  3. Ballistic Button

  4. Sharp Button

  5. Flat Button

 Product list: