Cheap And Discounts BEST-510 Paste Flux 10CC Tin Paste Syringe Liquid Flux Soldering Paste Welding Tool Medium Temperature Melting Point 183℃ Wholesale. Buy Directly From Merchant YH Repair Tools Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.