Scissors (jiǎn dāo) are double-edged tools for cutting sheet or thread-like objects such as cloth, paper, steel plate, rope, round steel, etc. The two blades are staggered and can be opened and closed. In China, due to the development of the textile industry, the scissors and scissors industries are differentiated. Scissors are called scissors. They are shaped like an iron pole folded in half, and the tip is a counter-blade knife. They are commonly used in female red textiles. Now they are influenced by foreign culture and are called U-shaped scissors. The elder blade seedlings are scissors, which are used to cut woven cloth. Nowadays, some places call nail clippers scissors because they are like scissors. When the scissors are not in use, they are designed to be sealed with a knife shell to avoid injury.
Scissors are not surprising, but they are versatile. When tools such as knives and shovel do not work well, shears can be easily solved. Scissors have become an indispensable tool for people's daily production and life. Tailors need to cut cloth and threads, village women need to cut paper and metal skins, herders need to cut wool, gardeners need to cut branches, coppersmiths need scissors...
The name of the surgical instrument. It is used to cut off pterygium, blood tendons, skin, membranes, etc. It is mostly made of steel.
Modern household scissors use vanadium-iron materials, and the cutting thickness can be several times that of existing ordinary scissors. Due to the good edge bonding, the cutting times of the tip of the scissors can be more than 5000 times. This type of scissors uses the metallic properties of vanadium in its processing technology, which is an important alloy additive in the iron and steel industry. Vanadium can improve the strength, toughness, ductility and heat resistance of steel. The use of this type of scissors in general households can eliminate the need to sharpen the scissors.
