LUERFLEX Oval Magnetic Stirring Bars 5mm 10mm 15mm 20mm 25mm Pack of 4 Sets
- Strong Magnetic-NdFeB magnet will hold the Stirrer firmly.
- Chemical Resistance-Teflon PTFE coated can resist corrosive, abrasion and high rotational forces chemicals include acids.
- Wild Use-Ideal for scientific research, health and homebrew of magnetic stirrers or heating stirrers.