Chrome steel with true poles length 20 cms.
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An annular magnet with face poles. Internal dia 12.5 mm, External dia 30 mm, thickness 6.5 mm
Half red & half blue (for N & S ) spray painted, with keepers. Made of cobalt steel 10 mm diameter available in different sizes.
Load Stone Magnet for Physics Lab – Magnetic Iron Ore. Selected pieces
Made of steel, half red & half blue ( for N & S ) spray painted, with keepers.
There are no reviews yet.