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.

Threaded and nonthreaded conventional plastic fasteners have the same dimensional thread class and fit standards as those for metal fasteners. Sizes range from 00 to in. in diameter and in lengths up ...

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