The electric core drilling machine is used for concrete core drill, it's kind of a common concrete test equipment.
Model: HZ-15This machine is mainly used for concrete core drilling.Technical specificationsTermHZ-15Max. drilling dia.(mm)Φ150Max. drilling depth(mm)400-700Power2.5KWPower supplyAC 220V, 50HZOverall size(mm)1060×870×1300-1400mm/700/550×330×1100