- ST Series Tips: Will fit the SP40L / SP40N series irons as well as the WP25, WP30, WP35, WLC100 series tools
- Precision ground copper tips are plated with iron, nickel and chromium
- ST7 - .031" / 0.79 mm diameter Conical tip
- Tinned with Lead Free alloy
Weller has been the leading brand in professional-quality soldering equipment since 1945. In addition to its famous irons and soldering guns, Weller is also recognized as a leader in advanced electronic rework and repair equipment and irons for sophisticated industrial applications as well as numerous products for DIYers and hobbyists.