Description:With holes diameters of 8mm, 12.3mm, 18mm, and 30mm, the centrifuge tube rack is fit for different test tubes.The tube rack can hold the centrifuge tube steadily, which prevents the centrifuge tube from breaking and is convenient for experimental observation.Made of premium material, the centrifuge tube rack is durable to use.The length of this tube rack is about 17.5cm, the width of this tube rack is about 9.5cm, the height of this tube rack is about 5cm.It is suitable for laboratory, hospital, chemical industry, school, etc.Item Name: Aluminum Tube RackMaterial:AluminiumNumber of Holes: 32 x 8mm, 32 x 12.3mm, 12 x 18mm, 4 x 30mmSize:17.5cmx9cmx5cm/6.89inx3.54inx1.97inNotes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 X Aluminum Tube Rack