Rotary tool including a cutting blade and cutting apparatus comprising the same

摘要

A cutting apparatus comprising a rotary shaft which is detachably fitted with a rotary tool including a cutting blade. The rotary tool itself or a storage case storing the rotary tool has an indicator which may be a bar code and shows the characteristic properties of the cutting blade. A reading means such as a bar code reader for reading the above indicator showing the characteristic properties of the cutting blade is installed on the cutting apparatus.