The Weller WCACCK2 Soldering Accessory Kit can be used with Weller soldering irons, soldering stations and soldering guns for electronic projects and repairs. This set contains: **1 x Rosin Flux Paste.** Apply with flux brush to improve wetting and flow of solder for easier soldering and improved solder joints. Lead-free and RoHS compliant. **1 x Lead-Free Solder** **1 x Flux Brush** **1 x Brass Wire Cleaner with Silicone Holder.** Use by simply plunging the iron tip into the brass coils that clean, prevent rust and extend tip life. Effectively removes residual solder from your soldering tools without damaging the tips.