GLASS CONECTOR 0 DEGREE - SINGLE A glass connector 0 degree - single is a type of glass fitting that is used to join two glass panels at a 0 degree angle, meaning they are aligned in a straight line. Glass connectors 0 degree are usually made of stainless steel or zinc alloy and have a clamp design that can be tightened with screws to hold the glass securely. APPLICATION : They are often used for glass partitions, glass shelves, glass showcases, or glass display cabinets.