20 solder sticks for stained glass Approximately 500g, 60% Tin (Sn), 3mm diameter x approximately 400mm We guarantee the quality! This solder is JIS standard A-class certified, having obtained H60A, ensuring the highest quality. We are confident in work efficiency and finish! This 60 (tin):40 (lead) solder is more expensive than the commonly used and cheaper 50:50 solder sticks, but it melts at a lower temperature, resulting in significantly better work efficiency and a dramatically cleaner finish. We are sending products that are approximately two weeks old! We ship directly from the manufacturer's factory, so the product is fresh, and there is almost no surface oxidation. Annual shipment of approximately 3 tons! We have been delivering approximately 3 tons of solder nationwide annually for about 10 years, and we have never received any quality complaints. Please use it with confidence. * We offer the lowest possible prices, always in line with market prices, so we cannot negotiate discounts. Thank you for your understanding. * We will ship via Nekopos (simple packaging). * Please note that the product will be shipped folded as shown in the image. * We currently offer 20 sticks, 900g, 2kg, 3kg, and 10kg of solder, so please consider them. * We do not issue receipts. We have been informed that the usage details serve as proof in place of a receipt, so please use that. Thank you very much. #StainedGlassMaterials #StainedGlassTools #Solder #GlassMaterials #Lead #Came #CopperFoil #SolderingIron #Solder #Tin60% #Solder #Tin60%