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DHD3.5-90,95 DTH Hammer Bit

DHD3.5-90,95 DTH Hammer Bit

DHD3.5-90,95 DTH Hammer Bit

Product details

  • Code No.: DHD3.5-90, DHD3.5-95
  • Diameter: 90mm, 95mm
  • Air Holes: 2
  • Gauge Buttons: 7
  • Front Buttons: 6
  • Carbide Design: Rocket
  • Face Design: Flat
  • Shank Type: DHD



Rock drilling tools: Bit shank type of DHD series DTH Bits are designed to fit DTH hammers, which is the most popular design for blasting bore holes, water well drilling. In conjunction with DTH hammers, DTH hammer bits with DHD shank type are designed with a splined drive for rotating the bit in the ground. Rock drill bits in DHD shank are available in different sizes and different styles so they can drill a wide range of hole sizes.


Flat Face Bit


This is an universal design, especially for hard and abrasive rock formation. So typically, flat face with hemispherical buttons design is the most popular choice.


This kind of face shape is suitable for hard to very hard and abrasive rock formations in application with high air pressure. Good penetration rates an resistance to steel wash.


Dome/Hemispherical Buttons

Universal buttons for all rock formation, best suited to hardest and very abrasive rock formation.

Parabolic/Semi-Ballistic Button

It is usually used as gauge buttons and front buttons of DTH Bits, suitable for medium abrasive and hard formations.

Rocket Button

suitable for soft formations.


DHD Shank DHD3.5-90,95 DTH Hammer Bit with flat face, rocket buttons for blasting bore holes, water well drilling.

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