Boulder extractor cased
Diameter - 520 - 1,840 mm
520 - 1,840 mm
Casing inside diameter - 540 - 1,910 mm
540 - 1,910 mm
Pilot - Rundschaftmeißelpilotbohrer
Rundschaftmeißelpilotbohrer
Range of application - For lifting and removing boulders.
For lifting and removing boulders.
Casing - verrohrt
verrohrt
Equipment - Kelly box 200 mm
Kelly box 200 mm
