Product Code : MG-PMAG-0043
Carbon steel needle with jewel bearing....
Product Code : MG-PMAG-0044
For magnetic needle, with plastic base 72 mm diameter & 6 mm diameter aluminum pillar supporting a steel needle pivot....
Product Code : MG-PMAG-0045
2 Single loop, copper wire 3mm dia...
Product Code : MG-PMAG-0046
Single straight conductor, copper wire 3mm dia...
Product Code : MG-PMAG-0047
Solenoid, multi loops, 7 turns copper wire 3mm dia....
Product Code : MG-PMAG-0048
To show the action of electric current on a magnet....
