Stirring Bar Shape Octagon Material Alnico Product Type Stirring Bar Diameter - Metric 12.7 mm Overall Length - Metric 38.1 mm Overall Width - Metric Not Applicable Autoclavable Yes Color White Standards FDA Compliant ISO 9001 2015 SGS Certification USP Class VI Coating PTFE Features Alnico Magnet Multi-Faceted Shape Pivot Ring Superior Chemical Compatibility Uniform Consistent and Thorough Mixing