Introduction to bolts,screws and studs
Bolts,screws and studs are used extensively in the manufacturing industry.Although similar in appearance,however,each item has its own unique purpose and characteristics.
BOLT:
![Bolt and nut picture](https://thepipefitting.com/wp-content/uploads/2019/03/Bolt-and-nut-picture.jpg)
Bolt and nut picture
An externally threaded fastener,designed for insertion through holes in assembled parts is called a bolt.It is usually intended to be used along a nut.
The rod with threads and a head is a bolt,and alongside it is a nut.
SCREW:
![Screw picture](https://thepipefitting.com/wp-content/uploads/2019/03/Screw-picture.jpg)
Screw picture
An externally threaded fastener capable of being inserted into the holes inside assembled parts of mating with a preformed internal thread or forming.It’s own thread is called a screw.It has an ability of being tightened and released by torquing the head.A screw has the space on it’s head to supply torque.
STUD:
![Stubs picture](https://thepipefitting.com/wp-content/uploads/2019/03/Stubs-picture.jpg)
Stubs picture
A metal rod or shaft with threads on both sides is called a stud.Usually the rod is long,but depending upon the requirement the size can be changed.A rod with threads on both sides.