Glassware Drying Rack. There are seventy-two 8cm pins and eighteen 13cm pins to hold all types of test tubes, beakers, and flasks. The vinyl coating prevents chipping and is resistant to most chemicals and oils. The frame and pins are made of tough extruded steel wire, electrically spot welded for extra strength. A heavy-gauge, rustproof metal drainage pan covers the entire back. Holds 90 pieces of glassware. Black color. Measures 47cm length by 18cm width by 48cm height.