Description

rock drilling tools factorySuperdrill manufactures a comprehensive range of DTH drill bits with DHD shanks type for a wide range of hole sizes, which have been designed to match all conceivable applications for water well industries, mining and construction.

Shank types: DHD3.5, DHD340A, DHD350R, DHD360, DHD380.

DTH Bits hole diameter: 3”, 4”, 5”, 6”, 8”(85mm-305mm)

• Code No.:DHD340A-127
• Diameter:127mm
• Air Holes No.:2
• Gauge Buttons:8*16mm
• Face Buttons:7*13mm
• Face Design:Flat
• Carbide Design:Dome
• Weight:11.0KGS

Flat Face

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 and resistance to steel wash.

rock drill bits: DHD shank DTH hammer bit with flat face, 15 dome/hemispherical carbide buttons for blasting bore holes, water well drilling.

DHD340A-130:

DHD shank DTH hammer bit with convex face, 8 dome & 7 semi-ballistic carbide buttons for blasting bore holes, water well drilling.

For more details please watch PDF online: DTH hammer bits with DHD shanks Catalogue

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