Milling cutter provided with end edges arranged at unequal angles

The invention discloses a milling cutter provided with end edges arranged at unequal angles. The milling cutter comprises a cutter body; the cutter body consists of a front cutting edge section and arear clamping section; the cutting edge section is provided with a plurality of spiral circumferential edges which are arranged at unequal spiral angles; each spiral circumferential edge is provided with a circumferential edge chip breaker groove; circumferential edge chip flutes are correspondingly concavely arranged between adjacent spiral circumferential edges; the circumferential edge chip breaker grooves are correspondingly arranged at the upper end part and the lower end part of the adjacent spiral circumferential edges; the positions, corresponding to the spiral circumferential edges, of the top end of the cutting edge section is provided with the end edges which are arranged at unequal angles; the part, positioned at the center of each end edge, of the top end of the cutting edge section is provided with p