The Basetech solder, model BT-1783418, is a lead-free soldering wire composed of 99.3% tin and 0.7% copper. It weighs 15 grams with a diameter of 1 mm, making it suitable for precise soldering tasks. This solder is typically used in electronics and electrical work where lead-free compliance is essential. https://elecena.pl/product/28853597/basetech-bt-1783418-solder-lead-free-sn99-3cu0-7-15g-1mm 2025-05-28 https://elecena.pl/product/28853597/basetech-bt-1783418-solder-lead-free-sn99-3cu0-7-15g-1mm 2025-07-25 https://elecena.pl/product/28853597/basetech-bt-1783418-solder-lead-free-sn99-3cu0-7-15g-1mm 2026-05-10 https://elecena.pl/product/28853597/basetech-bt-1783418-solder-lead-free-sn99-3cu0-7-15g-1mm 2026-07-17