This small drilling machine is a wide range of uses of portable drill Suitable for railway, water conservancy, bridge, dam foundation and other buildings of well drilling, geological survey, geological core drilling, small grouting hole, blasting hole, according to the different formation of the selection of diamond, composite pieces and alloy drill.This drilling rig can drill 40m,50m,60m, 70m,80m, 100m, 120m, 150m.