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⚡ Solder Smarter, Not Harder — Join the Elite Makers’ Club!
HengTianMei’s 63/37 Rosin Core Tin Lead Solder Wire delivers precision and reliability with its optimal alloy ratio, fine 0.3mm diameter, and low melting point of 183°C. Designed for electrical soldering on radios, circuit boards, and motors, this 50g spool with built-in flux ensures fast, strong, and clean joints—perfect for professionals demanding flawless results.










| ASIN | B08M5XDKFG |
| Best Sellers Rank | #3,185 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #7 in Soldering Parts & Accessories |
| Customer Reviews | 4.7 4.7 out of 5 stars (1,441) |
| Date First Available | October 28, 2020 |
| Item Package Quantity | 1 |
| Item Weight | 1.76 ounces |
| Item model number | HTMSW63370350 |
| Manufacturer | HengTianMei |
| Material | lead |
| Package Dimensions | 5.55 x 3.74 x 0.63 inches |
| Part Number | HTMSW63370350 |
| Size | 0.3mm/50g |
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