Cheap And Discounts Dia 6 8 10 12 15 20 25mm Zinc Electrode Zn 99.999% High Purity Metal Density Zn Rod for Research and Development Length 100mm Wholesale. Buy Directly From Merchant MAGNETSTEK Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.