... working life 2.working safely 3.Drilling efficiently, decrease accidents CD-2 drilling machine is an important project of "the Ninth ... three typies, one is base CD-2, one is CD-2B with variable motor, another is CD-2L having large inner diameterAPPLICATIONS: Mainly ... )(mm)2250×950×1850drill body weight(excluding power)(kg)1200 CD-2 core drilling rig