20Pcs Soldering Sponge 50x35mm Square, Replacement Solder Welding Iron Cleaning Pads Sponge (Thickened)

About this item [What You Get] 20pcs thickened 5*3.5cm soldering iron tip cleaning sponges . [Size] 50*35*1mm before immersion, 55*40*6mm after immersion [Easy to use] Soak the sponge in water, squeeze out about 40% of the water after expansion, and then wipe the soldering iron head that needs to be cleaned on the cleaning sponge, and the soldering iron head will instantly shine like new. [Eco-Friendly] Sulfur-free and environmentally friendly. No more wasting thick sponges either. Simply discard a small piece of dirty sponge after each use. [Application] Remove solder residue and keep PCB components clean.