Specification Brand : Devardi Glass BulletPoint : Round Styrene Tubing - 5/16", Pkg of 6 BulletPoint1 : 10 Devardi Glass Clear COE 33 Boro Tubes. BulletPoint2 : Lengths - 11 to 12 inches, 12mm x 1.5mm Wall BulletPoint3 : Must use propane/oxygen Torch. Will not melt with propane only torch. Not to be mixed with COE 104 (soft glass) BulletPoint4 : Please click the blue "Devardi Glass" above to see all our listings. BulletPoint5 : [Notice] - The surface of the aluminum tube probably would be oxidized, which is a normal characteristic of aluminum. However, it does not affect its use. If you need a beautiful and perfect appearance, it is recommended to grind the surface. Color : Clear CpsiaCautionaryStatement : no_warning_applicable CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier : 8809419660087 ExternallyAssignedProductIdentifier1 : 713721761098 ExternallyAssignedProductIdentifier2 : 0713721761098 ExternallyAssignedProductIdentifier3 : 00708289466585 ExternallyAssignedProductIdentifier4 : 0818108650405 ExternallyAssignedProductIdentifier5 : 00648044822273 FitType : Universal IncludedComponents : Hose/Tube ItemDisplayDimensions_Length : 610 millimeters ItemName : Devardi Glass COE 33 Boro Tubing, 10 Clear 12mm Borosilicate 12" Tubes boro ItemPackageDimensions_Height : 4 inches ItemPackageDimensions_Length : 12 inches ItemPackageDimensions_Width : 12 inches ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : glass-tubing Manufacturer : Devardi Glass Material : Glass MaximumPressure : 300 pounds_per_square_inch ModelName : AJ400-175 ModelNumber : CLBT-12mms NominalWallThickness : 1.5 mm NumberOfItems : 1 PackageLevel : unit PartNumber : 10CT-12mm ProductDescription : Devardi Borosilicate High Quality Glass Tubes - COE 33 Can be mixed with other boro glass brands, but no guarantees are given. Please always test first. Not to be mixed with soft glass (COE 104). ProductSiteLaunchDate : 2013-05-05T07:00:00.000Z Size : 30mm x 27mm x 200mm StreetDate : 2017-11-25T00:00:01Z SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 10 UnspscCode : 40142000