Features 1、[Versatile Magnetic Stir Bars] This kit includes 12 magnetic stir bars in various sizes, catering to your diverse stirring needs and ensuring mixing efficiency. 2、[PTFE Magnetic Material] Crafted from PTFE magnetic material, these magnetic stir bars provide smoothly stirring and mixing, enhancing the overall mixing process. 3、[Wide Temperature Range] Our magnetic stir bars can operate in extreme conditions, withstanding temperatures from -196℃ to 250℃ (-320.8℉ to 482℉). 4、[Anti Corrosive] Resistant to wear, erosion, and high rotational forces, these magnetic stir bars ensure a consistent and stable mixing experience. 5、[Wide Application] These PTFE magnetic mixing bars are widely used in experimental instrument, mechanical industry, laboratory, analysis room. Specification Item Type: Magnetic Stir Bar Material: PTFE Features: Withstand High and Low Temperatures, Non Stick, Well Lubricity Application: Instrument, Laboratory Package List 12 x Magnetic Stir Bar 1 x Plastic Box