Cheap And Discounts 1pcs 2mm to 10mm100mm Length 0.5mm to 2mm Alumina Ceramic Rod Solid Corundum Insulation High Temperature Resistance Stir Bar Wholesale. Buy Directly From Merchant QingFeng Material Co.,ltd Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.