... /H, 3. Drilling Depth: 40Meter 4.6 month guarantee 1.Horizontal core boring drill machine for granite, marblel quarry, concrete, road ... 40M3.15Kw(20HP) 4.One year Guarantee 3.Brief Introduction Horizontal drill machine mainly used in stone quarries for drilling the ... high working efficiency, long drilling life, easy to converge the horizontal and vertical wire holes, and low cost etc. 4.Main ...