1. T-shaped bottle opener: It is one of the simplest bottle openers. It consists of a handle and an auger bit. and contaminate the wine.

2. Double-arm lever-type bottle opener: Also known as butterfly-type bottle opener, it consists of two liftable arms and an auger bit. As the drill bit drills into the cork, its arms also rise upwards, and when it is lifted to the end, it is only necessary to press the arms and the wine cork is pulled out. Its characteristics are labor-saving and high-efficiency, but it is not easy to operate, large in size, inconvenient to carry, and only suitable for home use.

3. Waiter-type bottle opener: commonly known as "friend of waiters", it is a tool commonly used by most sommeliers. It usually consists of a wine knife (the tin foil used to cut open the bottle mouth), an auger bit and a stopper holder. The usage is also simple and easy to learn. After the auger bit is drilled into the wine stopper, place the stopper bracket on the edge of the bottle neck and pull out the wine stopper step by step. It is foldable for portability and versatile, making it a favorite among sommeliers.