Diameter: 3mm. Weight: 250g. Type: Lead free. Eutectic: no. Solder temperature: +340...+420°C. Chemical composition: Sn99.3/Cu0.7%. Solidification point (°C): +227°C. Melting point (°C): +227°C. RoHS: yes. Standard: ISO 9453--2014. Spec info: does not contain flux. Solder flux capacity: no