Erector Set Power Tool

erector set
Erector Set is the trade name of a toy construction set that is popular in the United States. It consists of collections of small metal beams with regular holes for nuts, bolts, screws, and mechanical parts such as pulleys, gears, and small electric motors.

power tool
A power tool is a tool powered by an electric motor, a compressed air motor, an internal combustion engine, direct burning of fuels and propellants, or even natural power sources like wind or moving water.
a tool driven by a motor