COLUMN-DRILLING MACHINE MOD. ND 22/30 VS

with speed variator through expandable pulleys

COLUMN-DRILLING MACHINE MOD. ND 22/28

with winches change with stepped pulleys ( 8 speeds )

COLUMN-DRILLING MACHINE MOD. ND 32 VE

with inverter speed variator through expandable pulleys

COLUMN-DRILLING MACHINE MOD. ND 32/40 VS

with speed variator through expandable pulleys

COLUMN-DRILLING MACHINE MOD. ND 32/40

with winches change with stepped pulleys (12 speeds)

COLUMN-DRILLING MACHINE MOD. ND 40 VE 1-C

with 1 change winch speed variator