Double-starter pilot VK 100
Fishtail pilot bit
CCFA drill starter (double rotary drilling)
Type - Heavy duty
Heavy duty
No. of cutters - double-start
double-start
Pilot - Fishtail pilot bit
Casing - cased
cased
Range of application - Soft to stiff cohesive soils
Soft to stiff cohesive soils
Equipment - Cutters and flights are provided with wear protection.
Cutters and flights are provided with wear protection.