This article was updated May 25, 2023. It was originally published Nov. 17, 2009. To put hard, durable threaded holes in plastics, engineers often specify threaded metal inserts that will securely ...

Assemblies made of plastic or other soft materials often rely on threaded metal inserts to secure fasteners and reinforce joints. Though stainless steel may be appropriate for use in some applications ...

Threaded insert selection rarely gets the attention it deserves in early project planning. Yet these small components carry significant responsibility in any bolted assembly, holding joints together ...