●Chisel tip 4.0 mm: The chisel tip provides heat for solder joints with a width of over 4.0 mm on circuit boards and can also be used for general soldering work. ●Compatible with: WLBRK12 ●Applications: connecting wires (> 8 AWG), audio components, electrics, electronics repair, automobiles, boats, model kits and crafts ●Tool-free e-tip change: save time and work by tool-free tip change