Weller Soldering Iron Tips Soldering tip 633119 - Weller T0054485099, The Weller XNT 1 Soldering Tip is manufactured by Weller and features a round tip with a size of 0.5 mm. It is typically used for precise soldering tasks and is suitable for electronics and small component work. The product comes as a single piece, providing a reliable option for detailed soldering applications. Weller T0054485099 XNT 1 Soldering Tip Round 0.5mm 1 piece(s)