Used in bench drilling, underground long hole drilling to match extension MF rod, MM rod heavy duty top hammer.
Sandvik Top hammer drill rig RANGER DX700 using ProDrill drill bits , showing perfect drilling performance of higher penetration rate , longer life, lower cost.
12 dome carbide inserts T45 threaded drill bit with flat face, 76mm diameter match with extension drill rods for bench drilling and underground long hole drilling.