Furthermore, these large wooden pegs are very long, which facilitate a safe hand distance from flame & heat while exposing test tubes to the flame of a bunsen burner.
An essential tool for safe laboratory work.
Wooden Test Tube Holder Specifications:
Size: 18 x 1.5cm.
Suitability: Up to 20mm diameter test tubes.
Quantity: 10 x pegs in package.
Item: Large wooden pegs.