Alnico Cylindrical Magnet, 37 x 9mm Material_Copper Hand-cranked cam turning against both

Hand-cranked cam turning against both a straight follower and a lever follower

Wider 70 x 20 x 8mm cross-section on this Alnico bar pair gives a broader pole face than typical bar magnets

this cast double burette clamp secures two burettes side by side for back-titration and comparative analytical procedures

equipping a class for compound-pulley and multi-rope mechanical-advantage experiments

Alnico Cylindrical Magnet, 37 x 9mm Material_Copper Hand-cranked cam turning against bothPink dots mark opposing poles on this 37 x 9mm Alnico cylinder pair, supplied with steel keepers and a cardboard storage box for sustained field strength between hands on experiments.