Dowling Magnets® Magnetic Field Viewing Kit with Steel Filings

Dowling Magnets® Magnetic Field Viewing Kit with Steel Filings

$4.90
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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

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