Screw inserts for plastics may not seem all that expensive. Unless, that is, your application requires hundreds of thousands or millions of them. For these high-volume jobs, PennEngineering Fastening ...

One of the greatest advantages of designing plastic parts is the vast number of assembly options a designer can apply to his or her design. The most common among these options is the use of screws.

We have a T430 with a broken hinge (flange attached to the "axle" snapped in half). Unfortunately what we don't have are the knurled brass inserts nor the corresponding screws for attaching a ...