Cheap And Discounts 1M/2M Thickness 0.15/0.2/0.3/0.4mm Pure T2 Copper Strip for Contractors 18650/21700 Lithium Battery Pack Welding Wholesale. Buy Directly From Merchant Shop1102601165 Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.