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.
DMC731025
Data sheet
Manufacturer
Dowling Magnets
Grade(s)
Clear viewing of magnetic fields!Steel filings are sealed in a scratch-resistant, transparent viewing tray (3.44" D). Include...