| An impact wrench is a tool designed to allow | | | | compressor to gain power. |
| mechanics to apply high amounts of torque to a nut | | | | One of the biggest criticisms applied to traditional air |
| and bolt fastening in order to loosen or tighten the | | | | guns is that they are quite an unwieldy tool to use |
| fastening with a minimum of effort. Impact wrenches | | | | â particularly in a restricted environment such |
| have traditionally required a connection to an air supply | | | | as a workshop. An air gun or impact wrench has |
| in order to generate the necessary power required to | | | | traditionally required a great deal of air pressure in |
| apply the necessary force to tighten and loosen nuts | | | | order to give it the force needed to work properly, and |
| properly. One of the latest developments in the market | | | | this has meant it being connected permanently to an |
| is the release of a high quality cordless impact wrench | | | | air supply or compressor, and having a large trailing air |
| that does not need to be connected with an air | | | | hose all the time. |