Specification Brand : Tomotato BulletPoint : Colorimetric tube rack is made of environmentally-friendly wood, with polished surface. BulletPoint1 : Specification --- The rack is designed with a total of 12 holes, each approximately 19 mm/0.75 in. in diameter, for a total rack size of 15.9 x 8.5 x 6.2 cm/6.3 x 3.3 x 2.4 in. BulletPoint2 : 304 Stainless Steel Material --- This centrifuge tube holder is made of high quality 304 stainless steel material, sturdy structure, impact resistance, strong and firm, solid and stable, portable and lightweight. BulletPoint3 : 3 Layers Design --- The three-tier design of this test tube rack holds test tubes firmly in place, enhancing their stability and effectively preventing them from slipping and being damaged, making it ideal for laboratory use. BulletPoint4 : Easy to Use --- Ideal for the laboratory, this stainless steel test tube rack provides a clear view of the contents of the tubes, allows for easy insertion and removal of tubes, saves a lot of space, and can also be used as a carrier for better movement of tubes. BulletPoint5 : Wide Application --- This centrifuge tube rack is widely used for science experiments, chemistry experiments, plant propagation, homemade lip balm, storing ink samples and cooking spice storage for school labs and more. Color : unknown ExternallyAssignedProductIdentifier : 9149356630750 ExternallyAssignedProductIdentifier1 : 9149356630477 ExternallyAssignedProductIdentifier2 : 9149356630798 ItemName : Tube Rack, 3 Tiers 12 Holes 304 Stainless Steel Test Tube Holder for 19mm 10ml Tubes, Centrifuge Tube Holder for Laboratory School ItemPackageDimensions_Height : 9 centimeters ItemPackageDimensions_Length : 13 centimeters ItemPackageDimensions_Width : 9 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : science-lab-tube-racks Manufacturer : Tomotato ModelName : AiQima ModelNumber : Generic24i0tgc96w NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : Tomotatokoqgn8b1a4 ProductDescription : Specification: Item Type: Metal Test Tube Rack Material: 304 Stainless Steel Application: Convenient Insertion and Removal of Tubes in Laboratory Product Size: Approx. 15.9 x 8.5 x 6.2cm / 6.3 x 3.3 x 2.4in ( Manual Measurement, Slight Error May Exist )