What is a diamond core bits used for?

Diamond core drill bits are widely used in soil investigation and mining industries, usually for geological exploration. Our coated diamond core bits are suitable for different geological conditions, for example, for concrete, rock, stone, marble and masonry drilling. We have NQ, HQ, PQ Diamond core bits, T6, MLC and T2 diamond core drill bits for clients choose.

Following is a parameters table of P.A Tech impregnated diamond coring bit: