I wrapped 10' of copper wire around a cold rolled steel rod. Next, I removed the finish from each end of the wire. I held a battery to each end and was able to pick up several metal washers and a metal bolt.
Steel and Iron Working
Bread board wiring
The magnet is now finished and the wire has been taped to the steel rod.
A battery is being attached to the ends of the electromagnet
A metal washer is being picked up by the magnet.
Holding a battery to the ends of each wire allows the rod to be magnetized.