Stainless Steel Punch plate Test Tube Rack 40 Holes Large Capacity Lab Test Tube Holder Laboratory Experiment Fixing Accessories(15.5 * 40mm) Tube Racks

Description Specification: Material:Stainless Steel 304 Hole Quantity:40 Hole Size(Optional):15.5mm/0.61in 18.5mm/0.73in Package List: 1*Test Tube Rack Features & details Features Easy to Use---Three-tier design permits convenient insertion and removal of tubes.

There are holes in the sides of the test tube rack for easy moving.

Two Types for Choice---15.5mm/0.61in, 18.5mm/0.73in test tubes, round holes, hold 40 tubes.