Iron Filing Tube, Pack of 12

Use these to illustrate the magnetic force field that surrounds a magnet. Designed to suit any budget. High quality components. Satisfaction ensured. 12 tubes - approx. 1 oz. each.

Key Features :

i : Use these to illustrate the magnetic force field that surrounds a magnet
ii : Made of high quality components to make them long-lasting
iii : Great way to demonstrate the magnetic field that surrounds magnets
iv : Affordable for any budget