Threaded inserts are made to fasten materials together, such as those made from steel, aluminum, cast iron, wood, and plastic. The most basic form of threaded insert would have been made molded into a pre-formed or pre-drilled holes to fasten materials. Some industries that use these inserts are the defense, aerospace, and automotive industries. They are used in their assembly lines as well as in other various high volume applications.
To find the right inserts, you want to take note of the outer diameter, inner diameter, and threads per inch. Installation is fairly simple and can easily be done if you have the right tools and training. Many types of inserts can even be near permanently or actually permanently held in place by using adhesives. This is most common in use with wood and craft applications. Special tools used for various inserts include pneumatic drivers and T-wrenches, which typically give more torque and make the process easier on your hands.
To find the right threaded inserts and tools, you want to do your research to find out the different manufacturers available. To help you with the process, Business.com has plenty of useful links to make sure you get the right products for the right price.