The MR – 4 is an hydraulic drilling unit which allows to make large size holes (up to 255 mm).
It’s light and strong tubular structure allows it to be positioned and used on slopes and working places with difficult access. N. 4 stabilisers improve the stability of the machine.
The unit is run by means of a hydraulic power pack (powered by an electric, diesel or petrol motor) which can be easily removed from the tubular structure. The unit can be equipped with rotary head mod. ID 300 and also with separate roto-percussion rockdrill up to 58 kg. Like all Marini units, the
MR – 4 can be customized in relation to the different needs.
Motore Centrale Idraulica | 15 - 17 - 22 Kw |
Forza di tiro | 1000 - 1500 daN |
Max.Passaggio Morse | 115 - 188 mm |
Peso | 700 - 900 + 250 Kg |
Power Pack Engine | 20 - 23 - 30 Hp |
Retract Force | 2248 - 3372 lbf |
Max.Clamp Passage | 4.5 - 7.4 in |
Weight | 1543 - 1984 + 551 lbs |