Ace Glass Inc 13669-01 Stirbar, Samarium Cobalt, Octagon, 13x9.5

13669-01, Stirbar,samarium cobalt,octagon,green,13x9.5mm (1/2x3/8in)

Rare Earth, Samarium Cobalt magnet stir bars. Octagonal shaped for more efficient stirring. Rare Earth magnets give stronger coupling and keep stirbars more centered and rotating effectively and reduced spin-out even in viscous solutions. Bright Green color makes them easy to identify.