20 solder sticks for stained glass Approximately 500g, 60% Tin, 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 with 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 in line with the current 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 solder, so please consider them. * We do not issue receipts. We have been informed that the usage statement serves as proof of receipt, so please use that. Thank you for your consideration. #StainedGlassMaterials #StainedGlassTools #Solder #GlassMaterials #Lead #Came #CopperFoil #SolderingIron #Solder #60%Tin #Solder #60%Tin