The main technical parameters of the lip surface of impregnated diamond drill bits include diamond type, particle size, concentration and grade, matrix hardness and lip surface shape, etc. If users choose our company's drill bits reasonably according to the formation conditions, they can drill satisfactorily in various hardness and abrasive formations. In order to prevent excessive wear of the inner and outer diameters of the drill bit, carbide inserts are filled in each outer water edge, and larger diamonds are used in the inner and outer diameters.