The Swiss multifunctional key knife was born in 1884. It is the world -renowned world as Switzerlands clocks. At the end of the 19th century, Swiss craftsmen made ordinary knives and creative.Such as the bottle opening, plugging drill, toothpick, cone, etc.At present, Switzerlands multifunctional knife is dazzling. Everyone must look at it carefully to avoid buying fakes.Generally speaking, the price of authentic Swiss key knife is more than 200 yuan, so most of the imitation can be eliminated from the price.Let me give you a little knowledge about the key knife!
How to buy multi -function key knives
1. Choose the right size
The key knife has multiple sizes. The most common is: 58mm, 91mm, 111mm (MM represents millimeters, and numbers indicate the length of the Swiss military knife folding).
The 58mm Swiss Army Knife is small and exquisite, which is similar to a large key length. It can be hung on the key chain or placed in a shoulder bag. It is convenient to carry it with you.91mm is more suitable for most people to grasp, the most styles, and there is a lot of room for choice.111mm is suitable for men with large palms. It is very important to grab and hold it, but it is not convenient to carry.
2. Choose suitable features
There are many styles of key knives. Different styles have different functions, focusing on highlighting a specific purpose.For example, rescue tools are used to rescue in accidents, and artisans are a micro toolbox.
Before buying the Swiss Army Knife, first think about what functions you need, such as in daily life, the main knife, scissors, screwdriver, nails, and bottlers are used more.
Of course, everyones needs are different.If you need to use a variety of tools in your work, you can buy some functional Swiss military knives, such as: Swiss champion, craftsmen, they can become your portable toolbox; if you often drive out, put a rescue tool in the car in the car, put on a rescue tool in the carIt is necessary to need it from time to time; if it is an office worker, you can choose simple and small functions, such as models and signature pens, which are convenient to carry and solve some small troubles.
How to polish the blade of the key knife
1. Straight blade: Use a grinding knife stone to grind the blade from the perspective of 15-20 ° from the perspective of 15-20 °.This will grind a 30-40 ° cutting angle.When grinding sharply on a grinding plate, use water to fully cool it to avoid excessive temperature damage to the blade.
2. Polka blade: Use a grinding knife stone to grind the blade on the flat surface of the ripple blade at an angle of 15-20 °.
3. Use grinding stones to complete the grinding knife quickly and simply.It is suitable for both grinding ordinary blades, but also suitable for grinding ripple blades.
Key knife correct cleaning method
1. Please take out the battery in the electronic component first.Then in the warm water, please be careful not to immerse the electronic components into the water until it can be moved freely.
2. After the tool is completely dry, please add a small amount of oil drops between the roots and spring, and the contact site of the contact.Please do not clean up bags and other multi -functional tools in the dishwasher!
3. Electronic components: The electronic components are not waterproof.If there is a liquid to enter the shell, remove the battery and dry it thoroughly.Because the contact surface has a protective film, the electrical device part will not be damaged.But the exception of mobile storage U disks: Be sure to take it down first and then clean it!
4. Blade oil: When choosing a knife oil, you must pay attention to various important characteristics.For example, some oils have maintenance characteristics, but their lubrication performance is not satisfactory.Even the function of the bag is damaged (adhesion, etc.).In addition, pay attention to the legal terms in food regulations.

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