Rock drilling tools ProDrill manufactures a comprehensive range of DTH drill bits with DHD shanks type for a various range of hole sizes, which are designed to match all conceivable applicationsfor water well industries, quarry, mining and construction.
Concave Face The all around application bit face designed specifically for medium hard and homogeneous rock formations. Good hole deviation control and good flushing capacity.
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.
Sedibeng Iron Ore. South Africa
DHD shankDTH hammer bit with concave face, dome carbide buttons for blasting bore holes, water well drilling.