Lead free soldering wire are used when a stronger joint is required or environmentally friendly products are required which contains no lead.  Lead free solder melts at a higher temperature than lead based solder and it also creates a stronger joint.  This solder wire comes with a rosin resin core, which means the flux is built into the wire to allow the solder to easily bond to metals.  Soldering Wire with Flux, Lead Free, 1mm Diameter, 20g

Specifications:

• Product type: Lead free solder wire
• Diameter: 1mm
• Weight with roll: 20g
• Nett weight: 12g
• Flux amount: 2%
• Solder composition: Sn 99.3%, Cu 0.7%
• Melting temperature: 227°C