Spinfin® magnetic stirring bars agitate liquids in round bottom vessels such as test tubes, cylinders and flasks, where other stirring bars cannot be used

• Maintains its position in a vessel and will not wobble
• Manufactured in a registered ISO 9001:2008 facility, as verified by SGS certification
• Autoclave safe

Alnico magnet encapsulated in FDA grade Teflon® PTFE is durable and inert.