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 ...

SI inserts from PennEngineering permanently install in plastic assemblies to provide durable and reusable metal threads for mating hardware and allow for repeated ...

Kennametal Inc. (www.kennametal.com) designed its new UP turning inserts for its Kenna Perfect turning system to have improved turning geometry for stainless steel applications. The company said the ...