Spinbar® magnetic stirring bars with Alnico V magnet encapsulated in PTFE. The multifaceted stirring bar surface adds turbulence relative to similar size smooth cylindrical stirring bars.

• Chemical resistant
• Will fit into vessels with a minimum neck diameter of 32 mm
• Without pivot ring
• Autoclave safe

Ideal for stirring large volumes of fluid in vessels on large magnetic stirrers or other large equipment.