These 100mm diameter PYREX fluted funnels have a strong beaded edge and a short stem. The funnels are fabricated from blanks formed to a 60 degree angle and have depressed inside flutings to further decrease filtering time. Stem outside diameter is 9mm. Material: Borosilicate Glass Code 7740. Funnel Style: Fluted. Stem Outer Diameter: 9mm. Stem Length: 100mm. Height: 190mm. Top Inner Diameter: 100mm. Corning#: 6180-100.