Punch set for electrical box

A punch set for use with a punch tool to punch material from a wall of an electrical box, the punch set comprising:

• a punch comprising a cutting section with an annular or circular portion and a plurality of keyway forming portions each extending radially from the annular or circular portion, wherein the punch defines a first opening configured to receive a shaft of a punch tool;
• and
• a die defining a cavity that is configured to receive the cutting section of the punch, wherein the cutting section of the punch is insertable into the cavity of the die in a single orientation, wherein the die defines a second opening configured to receive the shaft of the punch tool, and wherein the die comprises an outer surface extending at least partially around the cavity and a protrusion extending outward from the outer surface, wherein the punch comprises a recess configured to receive the protrusion when the cutting section of the punch is received within the cavity of the die, wherein the cavity extends from the outer surface to a bottom surface of the cavity.