To provide a blank for which operations to remove burrs and strands are unnecessary in machining of a gear.

A blank has a surface 8 provided to constitute outside-face end regions of a plurality of teeth, and has indentations 12, which are preferably realized by a forming operation and whose boundaries 14 constitute edge regions 16 of the surface 8. In the alteration of the blank for the purpose of realizing the machine component, a plurality of teeth are realized in such a way that remaining regions of the indentations 12 constitute chamfers of tooth flanks of the teeth.