Steel Bar Magnet Red/Blue 4"x3/4"x1/4", Pair
Useful for student demonstrations, plotting magnetic fields etc. Made from magnetic steel strips. Painted red/blue and stamped with N and S to indicate north and south poles. Supplied in pairs with cardboard separator and plated soft iron keepers. Size: 4"x3/4"x1/4" (100x19x7mm).