Dowling Magnets® Magnetic Field Viewing Kit with Steel Filings
Product Number: DO-731025
$7.49
Stays clear! Steel filings are sealed in a scratch-resistant, transparent viewing tray. Includes rubber coated magnets (.75" disc magnet and 1" bar magnet) and filing-filled tray measuring 3.44" D.
Stays clear! Steel filings are sealed in a scratch-resistant, transparent viewing tray. Includes rubber coated magnets (.75" disc magnet and 1" bar magnet) and filing-filled tray measuring 3.44" D.
- Clear viewing of the invisible lines of a magnetic field
- Steel filings are sealed in a scratch-resistant, transparent viewing tray
- Includes 2 magnets (.75" disc magnet and 1" bar magnet) and filing-filled tray
- Magnets are rubber coated to prevent scratching on the outside of the tray too