MAXDRILL Plug Hole Rod

Plug Hole Rod are widely applicable to boring and drilling in the industries of stone-quarrying, mineral-quarrying, water conservancy, transport, military industry, geology and civil engineering,ect, also it can be used for drilling bore hole diameter from 24mm to 44mm usually.
The plug hole integral rock rod is widely used in stone pit field to drill small holes. Because of the integration of the rods and bits, the rock rod can be matched directly with rock drills without shank adapter or coupling sleeve, these advantages avoid the wastage of energy, and improve the drilling efficiency remarkably.
MAXDRILL Plug Hole Rod