What is Wrench and Its Uses?


Whether it’s automotive industry, plumbing, aerospace, and any manufacturing industry where machineries are present, all of them uses wrench as a fundamental tool for their maintenance work. Without them, the task of repair can not be imagined. If you don’t know what is wrench and its uses then you have arrived at correct place to know about it. Here we will discuss it definition, uses and types in brief. So, lets begin our research on Wrenches. 

What is a Wrench?

We can define a wrench or spanner as a tool that is used to applying turning force on those fasteners which are rotating. If we talk in more simple words then a wrench uses turning force to open or closes nuts and bolts. Spanner is other name of the wrench by which it is known in many countries.


What is wrench?

Uses of  Wrench

  • Wrenches are used to loosen or tighten the nuts and bolts, and pipe or any cylindrical object which can rotate.
  • It is used in the Plumbing industries to fit pipes.
  • Wrenches are most commonly used in automotive industries for the repair of vehicles. Without Spanners, the repair of your favourite car is not possible
  • It is used in almost every manufacturing industries having machineries.

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Types of  Wrench

Types of Wrench


Open-end Wrench

In this wrench, both ends are open. It is used to open nuts and bolts where space is limited.

Box-Ended Wrench

Its both ends are closed. It is used to open nuts and bolts without slipping.

Combination Wrench

Its one end is open and other is closed. In this wrench, the open end is most commonly used to loosen the nuts and bolts and the box end or closed end, is used to complete loosening of nuts and bolts.

Torque Wrench

This wrench is used to tighten nuts and bolts, which requires predefined value of torque.

Adjustable Wrench

Adjustable wrenches are used to open a wide variety of nuts and bolts. Its size can be adjusted according to your need.

Crowfoot Wrench

Crowfoot wrenches do not have handle and they are made to fit with Ratchet. They are used to operate nuts and bolts which are in very tight space and other types of wrenches fail to work.

Ratcheting Wrench

These wrenches are used to open nuts and bolts without repositioning the wrench again and again. You have reposition it once then you can turn it to open and close the fasteners.

Pedal Wrench

Pedal Wrenches are used to operate pedals of bike or bicycle during its repair and transportation.

Pipe Wrench

These wrenches are made open and closes pipes in plumbing industries.

Striking Wrench

Striking wrenches are used to open nuts and bolts which get stuck and can not be opened by any other wrench. After setting the striking the wrench on the fasteners, you hammered its other end to open the stucked nuts and bolts.


We have discussed What is Wrench and Its Uses. If you have any doubt regarding the information above then, don’t forget to comment.

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