Rock drilling tools manufacturer ProDrill has a comprehensive range of DTH hammerbits with SD shanks type for a various range of hole sizes, which have been designed to match all conceivable applicationsfor water well industries, mining and construction.
Shank types: SD4, SD5, SD6, SD8.
Rock drill bits hole diameter: 3", 4", 5", 6", 8"(85mm-305mm)
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.
SD shankDTH drill bit with concave face, 19 dome carbide buttons for blasting bore holes, water well drilling.