Diameter: 2.5mm. Weight: 1kg. Eutectic: no. Solder flux capacity: 2.5%/3/SW26. Solder temperature: +250...+385°C. Note: for professional users only. Note: equipment subject to regulation. Chemical composition: Sn60/Pb40%. Solidification point (°C): +183°C. Melting point (°C): +190°C