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).
- 10 Devardi Glass Clear COE 33 Boro Tubes.
- Lengths - 11 to 12 inches, 8mm OD x 1.5mm Wall, 12mm x 1.5mm, 16mm x 1.8mm
- Must use propane/oxygen Torch. Will not melt with propane only torch. Not to be mixed with COE 104 (soft glass)
- Please click the blue "Devardi Glass" above to see all our listings.
- 10 Devardi Glass Clear COE 33 Boro Tubes.
- Lengths - 11 to 12 inches, 8mm OD x 1.5mm Wall, 12mm x 1.5mm, 16mm x 1.8mm
- Must use propane/oxygen Torch. Will not melt with propane only torch. Not to be mixed with COE 104 (soft glass)
- Please click the blue "Devardi Glass" above to see all our listings.