Double-start drilling bucket with revolving hinged bottom gate, flat teeth and pilot bit.
No. of cutters - double-start
double-start
Pilot - Round shank chisel
Round shank chisel
Casing - uncased
uncased
Range of application - Firm to very stiff cohesive soils as well as in loosely to densely consolidated non-cohesive soils.
Firm to very stiff cohesive soils as well as in loosely to densely consolidated non-cohesive soils.
Equipment - Kelly box 200 mm, flat teeth, round shank chisel pilot bit, automatic opening mechanism in heavy-duty version with guided opening rod, ventilation channel, hardfacing as wear protection
Kelly box 200 mm, flat teeth, round shank chisel pilot bit, automatic opening mechanism in heavy-duty version with guided opening rod, ventilation channel, hardfacing as wear protection