Specification Brand : Eujgoov BulletPoint1 : GLOSSY APPEARANCE: The smoother the mixing stick, the smoother the mixing. Can withstand high and low temperature, non adhesion, possess good lubricity BulletPoint2 : WIDE TEMPERATURE RANGE: These magnetic stir bars are made of cold and heat PTFE material and can operate at temperatures ranging from -196℃ to 250°℃ / -320.8℉ to 482℉ BulletPoint3 : STRONG AND STABLE: This 8 piece blender kit is long lasting and wear , ensuring stable rotation and trusted results for improved mixing and mixing efficiency BulletPoint4 : WEAR AND EROSION : The mixing bar resists wear, erosion and high rotational forces, ensuring a consistent and stable mixing process BulletPoint5 : ROSION : The mixing bar resists wear, erosion and high rotational forces, ensuring a consistent and stable mixing process ItemName : 8Pcs PTFE Magnetic Mixing Bar, Mixer Stir Bar Magnetic Stirrer Stir Bar for Laboratory ItemPackageDimensions_Height : 2 centimeters ItemPackageDimensions_Length : 11 centimeters ItemPackageDimensions_Width : 8 centimeters ItemTypeKeyword : science-lab-stirrer-bars Manufacturer : Eujgoov ModelNumber : Eujgoov417tskge53 NumberOfItems : 1 PartNumber : Eujgoov417tskge53 ProductDescription : Specification: Item Type: Magnetic Stir Bar Set Material: PTFE Features: Withstand high and low temperatures, non stick, good lubricity Application: Industry, instrumentation, laboratory Size: Approx. 10mm / 0.39in, 15mm / 0.59in, 20mm / 0.79in, 25mm / 0.98in, 28mm / 1.1in, 30mm / 1.18in, 35mm / 1.38in, 40mm / 1.57in