Why heat treatment of cast iron bent plates?

Cast iron bent plates are used to check the 90° angle of the workpiece, check the mutual perpendicularity of the relevant surfaces of the parts when repairing the equipment, and are also often used for bench scribing. It can also be commonly used for inspection, installation, and vertical inspection... read more

What is the difference between die forging wrench and free forging wrench?

The die forging wrench is made of die forging to have the same shape as the die wrench, so the wrench is beautiful and tidy. The difference from the free forging wrench is that the free end is made by the section worker freely grasping the shape and thickness of the workpiece. The shape of the wrenc... read more

What to pay attention to when using special wrenches?

Special tools are tools that we cannot do without. As we use more and more electrical appliances and furniture, there will be more and more small problems at home. If you ask others to deal with everything, it will not only delay time but also affect the normal life of the family. So we should prepa... read more

What is the daily maintenance of ratchet wrenches?

In daily use, many people do not develop the habit of regular maintenance of hand tools. In fact, regular maintenance of hand tools can extend their service life and save you a lot of money to change tools. However, if you are not a professional maintenance person, it is not recommended to remove th... read more

What are the attributes of explosion-proof wrenches?

Wrench features: knock, impact, drop hammer and other impacts will not produce sparks, but the medium is not in all cases, such as some wet ammonia, ammonium salts, acetylene, chromium, some dichromates, sodium hydroxide Wait. The corrosion degree of TED potassium medium is quite large. In addition,... read more