Stirring Bar, Shape Octagon, Material Samarium Cobalt, Product Type Stirring Bar, Diameter - Metric 9.5 mm, Overall Length - Metric 25.4 mm, Overall Width - Metric Not Applicable, Autoclavable Yes, Color Green, Standards FDA Compliant, ISO 9001:2015, SGS Certification, Coating PTFE, Features Stronger Coupling with the Drive Magnet Keeps the Stirring Bar Centered and Rotating Effectively. This item has been restricted from sale in the following state (s): []