The countersunk head self-tapping screw refers to a self-tapping screw whose head is not higher than the flat surface after being tightened, and can keep the surface flat and beautiful. This kind of screw has different n...
In fact, among the many screws, the screw on the wheel hub is essential, because without it, no matter how expensive the car can't drive normally. Many friends like to “piggy back their hands” when replacing tires, reins...
Thread is one of the common geometrical features in mechanical engineering and is widely used. There are many thread processing technologies, such as rolling and thread rolling based on plastic deformation, turning, mill...
The screw production equipment required for the entire screw production process is roughly divided into: wire drawing machine, cold heading machine, tooth rubbing machine, etc. The following specifically describes the pr...
The self-tapping screw is a screw with a drill bit. It is completed with a special electric tool for drilling, tapping, fixing and locking at one time. But the general screw must have the processed screw hole to screw in...
Screws are used in many industries where we live. Among them, non-standard screws account for most of them, and ordinary screws occupy a small part. Many people will ask why non-standard screws are more expensive than or...
