63/37 Solder Wire · Lead‑Free Wire · Fume Extractor · Stainless Rulers & Woodworking Squares — For Professionals & Makers
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Eutectic Sn63/Pb37, flux core, fast wetting. Ideal for electronics assembly & rework, rosin activated.
Sn99.3Cu0.7, eco-friendly, high reliability. Low spatter, bright joints, meets RoHS standard.
Brass wool cleaner + anti-rust flux holder, extends tip life. Safe, convenient for workbench.
Dual fan activated carbon filter, ESD-safe, low noise. Removes harmful fumes during soldering.
Trusted by Industry Professionals
“GSUMA's solder wire provides consistent wetting and shiny joints. The fume extractor is a game changer for our lab.”
15+ years in soldering alloys & flux chemistry, ensuring premium performance.
Global supply chain for fast delivery of tools and consumables.
Focus on fume extraction and precision measuring tools.
Building partnerships for industrial soldering solutions worldwide.
GSUMA Core Competencies
@gsuma, 18.05.2026New lead-free solder wire with enhanced wetting now in stock. Perfect for HMP applications. #gsuma #soldering
@gsuma, 12.05.2026Stainless steel ruler kit back! 3-piece set, laser etched, professional grade.
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