APPLICABLE SIZE: The waterproof and leakproof interface of the special rubber pad is tight, the diameter of the lid is 30‑40mm, and the height of the bottle is not restricted
WIDELY USED: Suitable for all kinds of plastic bottles, glass bottles, laboratory test tube bottles, centrifuge bottles, bottles and other round bottle can be used
STRONG AND VERSATILE: This product is made of metal and rubber materials and is suitable for various sizes of bottle . Good heat resistance, high mechanical strength, and less prone to aging
EASY AND PORTABLE: Easy to carry and operate, can be easily used to tighten, loosen or rotate various screw
NON DESTRUCTIVE OR WEAR: With adjustable clutch, can effectively avoid damage, reduce the wear inside the plug