Fasteners | Screws:

Machine screws have tense threads and are steady, but between the threads, there is not too much space between the threads. So they are better used in...

Machine screws have tense threads and are steady, but between the threads, there is not too much space between the threads. So they are better used in...

Tapping screws have sharper threads and more spaces between threads. Hence, they can cut threads that suit themselves. These screws are often use in f...