Pyrex Glass Tubing, 9mm OD x 1.0mm Wall Thickness 12" Length Pack of 10

More Image : More Detail Product Description Product Description Pyrex 7740 Borosilicate Glass Tubing has a low coefficient of expansion and great mechanical strength are hallmarks of Pyrex glass tubes. The sizes we carry can be bent after heating with a bunson burner or propane blue flame torch. Product Features Heat Bendable Low Coefficent of Friction