Product Description:High quality borosilicate glass, Premium borosilicate tubing, preferred by scientific and artistic glassblowers world-wide. HEAVY wall tubing 10 pieces, 10mm outside diameter with a 2.2mm wall - all approximately 250mm long. This glass tube bends easily with propane (LPG) and oxygen mix. ne.w, high quality, heat and corrosion resistant.SpecificationName: 10Pcs 250mm OD 10mm 2.2mm Thick Wall Borosilicate Glass Blowing Tube Material: Borosilicate GlassColor:TransparentLength:250mm/9.84"Outer Diameter:10mm/0.39"Thick Wall:2.2mmApplicable :Apply to home, school, factory, laboratory and so on.Features:- Resistant to high temperature and corrosion.- High quality Borosilicate Glass Blowing Tubes OD 10mm,250mm Length- Fire polished in both sides.Package includes:10 x Glass Tubes