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Size:1/2 x 5/16" (12.7 x 8mm) Size:1/2 x 5/16" (12.7 x 8mm) • Convenient blister six pack • Most popular octagonal sizes available • One size per pack • Teflon PTFE construction • ALNICO V encapsulated magnet Research, industrial and healthcare professionals rely on SP Scienceware for their sample handling needs. Sold worldwide, Bel-Art and H-B Instrument brand laboratory supplies include over 5,000 items from safety wash bottles to fume hoods, thermometers, racks, desiccators, hydrometers, ice buckets, scoops and spoons. Custom calibration services, plastic molding, specialty coatings and wire manufacturing are also available. Wilmad-LabGlass brand laboratory glassware complements Bel-Art and H-B Instrument with over 7000 items including NMR and EPR consumables and specialty glassware, as well as custom fabrication for individual glassware, glass repair services and OEM glass parts. SP Scienceware is a division of Warminster, PA based SP Industries which also include SP Scientific laboratory, thermal management, and pharmaceutical production equipment and SP Ableware aids for daily living.

• Octagonal shape creates more turbulence and a stronger vortex than a round, cylindrical shape or a polygonal shape
• Teflon (PTFE) casing is chemically inert, can be used with corrosive chemicals, and helps reduce friction and wear while spinning
• Built-in pivot ring helps reduce vibration and wear during stirring
• Internal magnet made from alnico V, an alloy of aluminum, nickel, iron, and cobalt
• Pack contains multiple bars of the same size