We supply small PDC non-coring bit, which can be used for anchoring, blasting, injecting, etc.

Main application
1. the coal mine anchor cable supports
2. protections....

GY-200 Drilling Rig is a multi-purpose drilling rig suitable for high-speed drilling engineering in complex rock formation. CHANGTAN serial drilling rigs covers all the main....

As one of the professional manufacturers and leading exporters of Premium-quality Drilling Rigs, Diamond Core Bits & Reaming Shells and Other Drilling & Mining Products in China, ....

The GY150 Site Investigation Drilling Rig is a kind of multi-use portable engineering drill. CHANGTAN serial drilling rigs cover all the main foundation and drilling technologies....

CHANGTAN drilling rig is the spindle core drilling rig widely used for diamond core drilling for mineral exploration, water well drilling, geothermal well drilling, soil....

PDC bits are much more effective in rock drilling and rock cutting. They are manufactured with high quality PDC cutters which have the excellent wear-ability and impact toughness.....

Our drill rod is made from superior quality tubing material. The drilling rods are manufactured under strict quality control and are processed with high technology.

Our drill....

CHANGTAN drilling rig is the spindle core drilling rig widely used for diamond core drilling for mineral exploration, water well drilling, geothermal well drilling, soil....

Impregnated Diamond Core Bit; Surface Set Diamond Core Bit; Tungsten Carbide Core Bit; PDC Bit; TSP( Geocube) Diamond Core Bit; Electroplated Diamond Core Bit:

Our diamond....

CHANGTAN drilling rig is the spindle core drilling rig widely used for diamond core drilling for mineral exploration, water well drilling, geothermal well drilling, soil....