Alnico Stir Bar, 1/4 X 1 3/16", White

These powerful Alnico-magnet spin bars are perfect for mixing solutions on a magnetic stirrer. • Powerful Alnico steel magnet, one of the strongest magnets for this purpose • Permanent Polytetrafluoroethylene (PTFE) coating provides excellent resistance to contamination • Resistant to temperatures from -270 to +260°C • Smooth bar, no center ring