Changsha Tianhe Drilling Tools and Machinery Co.,Ltd.
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Hard / Abrasive Rock Button Drill Bit , DHD3.5 95mm Drilling Rig Drill Bit
DHD3.5 95mm Button Bit DTH Bit
Shanks: DHD3.5
Application: Mining Drilling Hole Blasting
Different Faces Shapes:
CONCAVE / FLAT / CONVEX
Different Buttons Shapes:
1. Dome / Round button
Used as gauge buttons of DTH bits, suitable for very abrasive and very hard rock formation.
2. Parabolic / Semi-ballistic
Used as gauge buttons and front buttons of DTH Bits, suitable for medium abrasive and hard rock formations.
3. Ballistic button
Used front buttons of DTH bits, suitable for medium abrasive and medium hard formations. Also be used as gauge buttons for soft rock.
Markets:
Northern Europe: foundation, piling
Western Europe: water well and geothermal drilling
Russia: Oil, infrastructure and mining.
South east asia: mining and geothermal
South Africa: mining and water well drilling
Middle east: water well drilling
Oceania: mining, exploration and water well drilling
South America: water well drilling and mining