Precision Glass Tubing for Laboratory, Scientific & Creative Applications The Hirsho Borosilicate Glass Tube Set is designed for professionals, educators, hobbyists, and DIY enthusiasts who need dependable, precision-manufactured glass tubing. Each package includes 10 borosilicate glass tubes measuring 12 mm outside diameter, 2 mm wall thickness, and 4 inches in length, making them suitable for a wide range of laboratory, educational, scientific, and creative projects. Manufactured from premium borosilicate glass, these tubes provide excellent durability and thermal shock resistance compared to ordinary soda-lime glass. Each tube features smooth, fire-polished ends for a clean finish and consistent appearance. Whether you're working in a laboratory, classroom, workshop, or home studio, Hirsho borosilicate glass tubes are designed to provide dependable quality and consistent dimensions for projects requiring precision glass tubing. Ideal For ✔ Laboratory Applications ✔ Chemistry Experiments ✔ Educational Demonstrations ✔ Scientific Projects ✔ Glass Blowing ✔ DIY Crafts ✔ Art Projects Product Specifications Brand: Hirsho Quantity: 10 Tubes Material: Borosilicate Glass Outside Diameter: 12 mm Wall Thickness: 2 mm Length: 4 Inches Ends: Fire Polished Color: Clear Every tube is carefully inspected and securely packaged to help reduce the chance of damage during shipping.