Suitable for marble and granite and it is constructed on a firm column.
Technical details: max diameter of drilling in the marble 400 mm
Max diameter of drilling in the granite 350 mm
Distance from the column to the centre 600mm
Vertical stroke of tool with hydraulic movement 220 mm
Regulatable speed of descent and swift reclimbing
Electric dual speed motor KW 3.5/4, motor of the hydraulic control unit Kw 1.5
Four speeds of work from 320 to 1600 r.p.m.