Freezer Tube Box 100 Places Cardboard Holder Rack for 1.5/1.8/2ml Microcentrifuge Tubes 2Pcs 5/32" X 1/4" X 9.8' Edge Length: 40mm / 1

Edge Length: 40mm / 1

Rectangle Cover Dimension: 40mm x 25mm/1

Knob Height(After Installation): 30mm-35mm/1

The drill bit is made of high-speed steel

Freezer Tube Box 100 Places Cardboard Holder Rack for 1.5/1.8/2ml Microcentrifuge Tubes 2Pcs 5/32" X 1/4" X 9.8' Edge Length: 40mm / 1Description: 1. Fit for1. 5 1. 8 2ml freezer tubes, 10x10 array, 100 Places. 2. Constructed of cardboard with white coating and this style is non waterproof. 3. Keeps your freezer tubes firmly inside while the box is closed. 4. Widely used on holding laboratory freezer tubes or centrifuge tubes. Specification: Material: Non waterproof Cardboard Overall Size: 132x132x50mm 5. 2*5. 2*1. 97 Inch (L*W*H) Hole Size: 12x12mm 0. 47*0. 47 Inch Hole Depth: 31mm