Soldering tin 0.5mm, 500g, 60/40 60% tin, 40% lead D - 0.5mm, 500g HS10, 518649 - Solder wire HS 10 186°C 0.5mm, Stannol. Wire with flux core. Flux based on colophony, with halogenated activators. Leaves minimal non-corrosive residues, which do not need to be removed. Alloy 40/60 (=tin/lead).