Type AU-P cased

Effective length - 1,500 mm

1,500 mm

Diameter - 520 - 1,840 mm

520 - 1,840 mm

No. of cutters - progressiv

progressiv

Pilot - Rundschaftmeißelpilotbohrer

Rundschaftmeißelpilotbohrer

Connector - Kelly box - 200 mm Spanner width

Kelly box - 200 mm Spanner width

Casing - verrohrt

verrohrt

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