37 stained glass solder sticks Approximately 900g, 60% Tin (Sn), 3mm diameter x approximately 400mm We guarantee the quality! This solder is JIS certified A-class 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 much better work efficiency and a significantly 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 has almost no surface oxidation. Annual shipping volume of approximately 3 tons! We deliver approximately 3 tons of solder nationwide annually. Please use it with confidence. * Quantity may vary slightly. Please understand. * We offer the lowest possible prices in line with market prices, so we cannot negotiate discounts. Please understand. * We will ship via Nekopos (simple packaging). * Please note that the product will be shipped folded as shown in the image. * We currently have 20 sticks, 900g, 2kg, 3kg, and 10kg solder available, so please consider them. * We do not issue receipts. We have been told that the usage details serve as proof in place of a receipt, so please use that. Thank you for your consideration. #StainedGlassMaterials #StainedGlassTools #Solder #GlassMaterials #Lead #Came #CopperFoil #SolderingIron #Solder #Tin60% #Solder #Tin60%