The utility model discloses a linear
drill alloy and
drill structure thereof, the linear
drill alloy of its linear drill
alloy body including setting up two
cutting edges and a horizontal blade, the side of two
cutting edges of linear drill alloy body all is provided with the oblique
chip guide recess, and the oblique
chip guide recess is on the wide side inclined plane of
cutting edge, and the drill structure includes above -mentioned linear drill alloy body. The utility model discloses the structure is reasonable, can promote the sharpness of cutting edge when linear drill alloy body drilling, is favorable to the light degree of promotion drilling, can carry out the
chip guide simultaneously, has reduced the drilling resistance, is favorable to reducing the
wear and tear of linear drill alloy body, has increased the service life, also is favorable to the chip removal chip removal operation, and the efficiency and drilling effectiveness of promotion drilling, the drill structure includes above -mentioned linear drill alloy body, can promote the use stability and service life of whole drill structure.