A supply head of a die supply apparatus is detachably held by a head holding unit of a head moving mechanism. The supply head held by the head holding unit is replaceable with a supply head having the same number of nozzles as the number of nozzles of a mounting head of a component mounting machine. A nozzle arrangement of the supply head of the die supply apparatus has the same arrangement as a nozzle arrangement of the mounting head of the component mounting machine.