Impregnated Core Bit is normally used in case Core is needed, while Non Core Bit is used if Core is not needed.

It has a cylindrical shape, with diamond particles attached at outside diameter and touchable screws at both ends.

Impregnated Diamond Casing Shoe Bit : It is used for the drilling of soft ground with much gravel.

It is drilling equipment with Core Barrel and Bit attached at its foremost part and is maintained by the Chuck of the Drill Rig.

It is a device to take the cores drilled by the core bit, and made of pipe.