Cheap And Discounts 30/50g New Type Tin Solder Paste Flux For Soldering IC PCB Sn42Bi58 183℃ SMD Repair Manual Repair Patch DIY Welding Paste Wholesale. Buy Directly From Merchant KELLYSHUN Tools Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.