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DTH bit

  • DHD 3.5 /DHD 340DTH Hammer button bits
  • DHD 3.5 /DHD 340DTH Hammer button bits
  • DHD 3.5 /DHD 340DTH Hammer button bits
DHD 3.5 /DHD 340DTH Hammer button bitsDHD 3.5 /DHD 340DTH Hammer button bitsDHD 3.5 /DHD 340DTH Hammer button bits

DHD 3.5 /DHD 340DTH Hammer button bits

  • Type: DHD/COP/QL Series bit
  • Machine Type: Drilling Tool
  • Diameter: 57mm-660mm
  • Color: Golden or customize
  • Product description: DTH Hammer button bits -Our hammer and bits are made of high quality alloy steel with advanced heat treatment to assure the good drilling performance and long service life. They are widely used by our
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DHD 3.5 /DHD 340DTH Hammer button bits

Our hammer and bits are made of high quality alloy steel with advanced heat treatment to assure the good drilling performance and long service life. They are widely used by our customers all over the world.

All the products are manufactured as per the international standard and well compatible with the brand of Atlas Copco,
Ingersoll-Rand, Sandvik etc.

Specification of dth hammer button bits

Diameter: (mm)

1-2 inch low air pressure DTH bits
Shank: BR1, BR2, DHD2.5

57/64/70/76/80/82/90

3 inch high Air pressure DTH bits
Shank: BR3,DHD3.5,COP34,COP32,QL30,M30,IR3.5

85 / 90 / 95 / 100 / 105/110

4 inch high Air pressure DTH bits
Shank:DHD340,COP44,M40,SD4,QL40

105 / 110 / 115 / 120 / 127/130

5 inch high Air pressure DTH bits
Shank:DHD350,COP54,M50,SD5,QL50


133 / 140 / 146 / 152 / 165

6 inch high Air pressure DTH bits
Shank:DHD360,M60,SD6,QL60,COP64

152 / 165 / 178 / 190 / 203

8 inch high Air pressure DTH bits
Shank:DHD380,COP84,M80,SD8,QL80


195 / 203 / 216 / 254 / 305

10 inch high Air pressure DTH bits
Shank:SD10, NUMA100

254/270/279/295/305

12 inch high Air pressure DTH bits
Shank:SD12,DHD1120,NUMA120,NUMA125

305/330/343/356/368/381

15 inch high Air pressure DTH bits
Shank: DHD1150, SD15,NUMA125

381/391/435/457/483/503

Over 20 inch high Air Pressure DTH bits
Shank: NUMA180,NUMA240,

483/508/560/578/610/660