A package box for a spark plug

摘要

In a package box (1) for a spark plug (100), a paper tray (10) includes an array of compartment portions provided to accommodate a lower portion of a spark plug to protect a spark gap against dimensional alteration, and an array of retainer portions provided to retain an upper portion of the spark plug in position, a casing package (2) is provided to accommodate the paper tray. <IMAGE>