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 ...

Inserts are classified as two general types: those held in place by external threads and those that use some means other than threads (knurls, grooves, interference fit) for their holding power.

We may earn revenue from the products available on this page and participate in affiliate programs. Learn More › At some point in the never-ending list of do-it-yourself projects, nearly every handy ...

Nuts, bolts, and machine screws are the most common fasteners used for thin joints, despite the ongoing development of other fastener types. One reason for their popularity is that they are come in a ...

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 ...