Magnetic Field Viewing Kit with Steel Filings
Product Number: DMC731025
$7.50
Clear viewing of magnetic fields!Steel filings are sealed in a scratch-resistant, transparent viewing tray (3.44" D). Include...
Clear viewing of magnetic fields!Steel filings are sealed in a scratch-resistant, transparent viewing tray (3.44" D). Included magnets (3⁄4" disc magnet and 1" bar magnet) are rubber coated to prevent tray scratches.