Machining tool and machining tool applying same

The utility model belongs to the technical field of casting, and provides a machining cutter which comprises a drill bit and a cutter handle which are connected, the drill bit is provided with a drill tip part and a milling ring which are integrally connected, the milling ring comprises at least two layers of ring blades, and the at least two layers of ring blades are adjacently arranged to form steps on the drill bit. The utility model further provides a machining tool with the machining tool. The technical problem that the sealing effect is poor when the bowl-shaped cover is pressed through a machining method adopted in the prior art is solved. 本申请属于铸造技术领域，提供一种加工刀具，包括相连接的钻头和刀柄，所述钻头上具有一体连接的钻尖部和铣削环，所述铣削环包括至少两层环刃，所述至少两层环刃相邻设置形成所述钻头上的阶梯台阶。本申请还提供一种具有上述加工刀具的加工机床。本申请以解决现有技术采用的加工方法压装碗形盖密封效果差的技术问题。