PURPOSE: A tooth crown processing machine is provided, which can process base material while using two tools with different accuracy by turns. CONSTITUTION: A tooth crown processing machine(100) comprises a first spindle(110) and a second spindle(120) which are equipped with grinding tools; a base material fixing unit fixing the base material for forming the tooth crown; and a base(140) fixing the first spindle, second spindle and base material fixing unit. The first spindle and second spindle are located on the same axis facing to each other. In the processing of the base material fixed to the base material fixing unit, the grinding tools are used in turns.
