Double Spinfin® Magnetic Stirring Bars agitate liquids in round bottom vessels such as test tubes, cylinders, and flasks, where other stirring bars cannot be used.

• Fins on top and bottom ensure complete agitation
• Maintains its position in a vessel and will not wobble
• Alnico magnet encapsulated in FDA Grade, USP Class VI Teflon® PTFE low-friction coating; durable and inert
• Autoclavable

Manufactured in a registered ISO 9001:2008 facility, as verified by SGS certification.