Sn99.3Cu0.7 1mm 800G Sn99.3Cu0.7 1mm 850G Sn99.3Cu0.7 1mm 900G Sn99.3Cu0.7 250G Sn99.3Cu0.7 500G Sn99.3Cu0.7 50G Sn99.3Cu0.7-1.2mm-100G Sn99.3Cu0.7-1.2mm-500G Sn99.3Cu0.7φ0.6 125g Sn99.3Cu0.7φ0.6 150g