Cheap And Discounts Customized Soldering Tip Inner Diameter 5mm around Outer Diameter 8.5mm for Some Special Solder Station Iron Bit Nozzle Handle Wholesale. Buy Directly From Merchant AiCE TOOLS (AiCE Soldering) Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.