Rock drilling tools manufacturer ProDrill produces reliable DTH Hammer Bits with QL60 shank type are available in a wide range sizes of 152mm,165mm,170mm,178mm,203mm and with a number of custom design features for optimum performance in a rock formation which are designed to match all conceivable applications for stone quarrying, water well industries, mining and construction.
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.