To provide a molding which is produced inexpensively and has holes relatively high in dimensional accuracy and a mold for the molding.

A recess extending from an inner surface to an outer surface is formed at a position on the bottom side of the hole in each vertical wall of the molding. In the mold, a pair of recess molding parts molding an ejection recess outward is set at a position on the ejection end side of the hole molding part of two opposite sides of an ejection part.