This 100 g (3.5 oz) spool of Aven lead-free solder has a 1.0 mm diameter and a composition of 99.3% tin / 0.7% copper. APE lists it for general-purpose soldering, PC board repair, wire tinning, electronic devices, and fine electrical work.
The original product copy describes good solderability, no spattering, and non-corrosive performance. Its lead-free composition avoids the use of lead in this solder.