Cutter cartridge and cutting apparatus

A cutting apparatus comprising:

• a carriage provided with a cartridge holder to which a cutter cartridge is detachably attachable;
• a moving unit which moves an object to be cut and the carriage relative to each other so that the object is cut by a cutter of the cutter cartridge, wherein:
• the cutter has a base extending in a direction and having a distal end side formed with a blade, and the cutter cartridge includes an outer casing which houses at least the base of the cutter and having an abutting portion;
• the cartridge holder has a receiving portion against which the abutting portion of the outer casing abuts;
• at least one of the abutting portion and the receiving portion is tapered so as to be concentric with a central axis of the base of the cutter;
• and
• the abutting portion is caused to abut against the receiving portion in attaching the cutter cartridge to the cartridge holder, whereby the central axis of the cutter is positioned at a predetermined position.