| Acid Core | ||||
| Kester Part No. | Core Size (Note 1) |
Alloy | Dia. in. | Gauge |
| 24-4060-2437 | 66 | SN40PB60 | 0.125 | 11 |
| 24-5050-2437 | 66 | SN50PB50 | 0.125 | 11 |
| Note 1. | Flux Core 50 = 1.1% by weight, Flux Core 58 = 2.2% by weight, Flux Core 66 = 3.3% by weight. |
| Note 2. | Aquabond is a Kester trademark for LEAD-FREE alloy containing: 97% Sn / 2% Cu / 0.8% Sb / 0.2% Ag. |