The difference between flat head screws and countersunk head screw?

Publish time: 13 Oct 21

Through the recent inquiry, our company found that some customers will call the countersunk head screws into flat head screws. In fact, they are two different products. Next, Suzhou screw manufacturers to tell you what is the difference between them!

1. Different appearance. The flat head screw head and the bolt connection part are at right angles, in our use process will also be more convenient. Countersunk head screws extend from the screw head to the screw in a tapered manner. The head of the screw and the surface of the product are flat and there is no difference between touch.

2. Different combinations. Flat head screw, because its joint is 90 degrees, so according to the actual use of the situation to add a spring flat pad together, but this situation is not common. Countersunk head screws can only be added with taper gaskets.

3. Use them differently. Countersunk head screws can go into the inside of the countersunk hole, or they can be exposed on the outside, while countersunk head screws are generally only on the inside.

Say to be able to see clearly from use circumstance so is which kind is flat head, which kind is countersunk head.
As a general case, flat head screws are used in construction sites and other engineering occasions, countersunk head screws are mostly in need of installation, the surface of the parts should not have a convex place. In a word, when we choose screws or according to their own needs to choose their own. Suzhou Anzhikou Hardware Technology Co., Ltd. can be customized according to customer needs for suitable screws, if necessary, you are welcome to inquire!