¡¡¡¡XY-44 core drill is the imporved product based
on XY-4 and XY-42 core drills. Besides all the facilities of XY-4,it
is also extended the using range, and equipped with water brake.This
core drill is mainly adapted to suit for core drilling with diamond
bit or tungsten-carbide tipped bit. It can also be used for exploration
of engineering geology and hydrological drilling,and even for large
hole foundation stake drilling.In addition of china,it is also soled
in Southeast Asia and Africa,and so on.