PD580-138 DTH Hammer Bit

Rock drill bits factory Prodrill introduces new shank design for DTH hammer bit: PD shank. To match with our own designed Hammer.

PD shank Down The Hole Drill Bits are available in a various range of sizes and with a number of custom design features for optimum performance in a rock formation, which are designed to match all conceivable applications for water well drilling, stone quarrying, mining and construction.

Rock drill bits Shank type: PD580; and DTH hammer bits hole diameter: 3”, 4”, 5”, 6”, 8”(85mm-350mm).

Flat Face
An universal design, especially for hard and abrasive rock formation. 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.

Semi-Ballistic/Parabolic Buttons
Excellent penetration rate, but only suited to medium hard and not so very abrasive rock formation.

PD shank DTH drill bit with 138mm diameter, flat face, semi-ballistic/dome carbide buttons for blasting bore holes, water well drilling.