Alnico Bar Magnet Pair, 1.5" Pack Size_6 and twelve 50g slotted weights

and twelve 50g slotted weights for vector-addition work

paired with electroscopes and pith balls in classic electrostatic-charging investigations

the thinnest gauge for mounting the smallest and most delicate insect specimens in permanent displays

and 2 quadruple pulleys on a heavy composite base with capstan

Double-concave glass lens at 3-inch diameter and 200mm diverging focal length

Alnico Bar Magnet Pair, 1.5" Pack Size_6 and twelve 50g slotted weightsCompact 1. 5 inch Alnico bar pair, the smallest in the bar magnet series, suited to bench scale magnetism work where space is tight or where weaker field strength is required.