Type AU-P uncased

No. of cutters - progressive

progressive

Pilot - Round shank chisel

Round shank chisel

Casing - uncased

uncased

Range of application - Hard rock up to 100 MPa

Hard rock up to 100 MPa

Equipment - Kelly box 200 x 200 mm, round shank chisels densely mounted on the progressive auger part, exchangeable round shank chisel pilot bit, easily exchangeable hard metal wear plates and hardfacing as wear protection

Kelly box 200 x 200 mm, round shank chisels densely mounted on the progressive auger part, exchangeable round shank chisel pilot bit, easily exchangeable hard metal wear plates and hardfacing as wear protection