STIR BAR PTFE 5/16X1/2IN. ,Each

Details

Here is the corrected product description: Octagon magnetic stirring bars with integral pivot rings are the most commonly used shape. The interrupted profile provides greater surface area and added turbulence compared to the smooth surface of cylindrical bars. **Features:** * Alnico magnet encapsulated in FDA Grade, USP Class VI Teflon PTFE low-friction coating; durable and inert * Pivot ring aids in reducing friction and chattering (except for 58948-091, which does not have a pivot ring) * Autoclavable * Manufactured in a registered ISO 9001:2008 facility, as verified by SGS certification **Ordering Information:** * 6-Assortment includes six Octagon Spinbar Magnetic Stir Bars, 2 each of the following sizes: + 5/16 x 1" (8 x 25.4mm) + 5/16 x 1-1/2" (8 x 38.1mm) + 5/16 x 2" (8mm x 50.8mm) * 12-Assortment includes two of each of the following sizes: + 12.7x7.9mm (1/2x5/16) + 15.9x7.9mm (5/8x5/16) + 25.4x9.5mm (1x3/8) + 38.1x9.5mm (1-1/2x3/8) + 50.8x9.5mm (2x3/8) + 63.5x9.5mm (2-1/2x3/8") **Product Specifications:** * Lengths: + 16 mm (⁵/₈) - Cat. No.: 58948-218 + 25 mm (1) - Cat. No.: 58948-230 + 38.1 mm (1½) - Cat. No.: 58948-251 + 41 mm (1⁵/₁₆) - Cat. No.: 58948-025 + 51 mm (2) - Cat. No.: 58948-273 + 64 mm (2½) - Cat. No.: 58948-193 * Diameter: + Ø: 7.9 mm (⁵/₁₆) + Ø: 9.5 mm ( | 3 | / | 8 | ") * GSA Contract: Y