Discover the invisible lines of force in any magnet! Place a magnet under a sheet of paper. Sprinkle a small amount of iron filings onto the paper and tap gently. The Iron filings will have the greatest concentration around the stongest part of a magnet. 12 ounces of iron filings in an easy-to-dispense jar.
Product # | 02-DO-731019 |
Manufacturer | Dowling Magnets |
UPC | 94051310195 |