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.

Attaching metal pieces to one another with a screw is relatively straightforward. But using threaded fasteners on plastics, which are lightweight, low-density materials compared to metals, can be ...

What if you could help create jobs for impoverished people and simultaneously address an environmental problem? An innovative young company in Pittsburgh is doing precisely that—dealing with Haiti's ...

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

Anyone who has developed an affinity for sewing or embroidery knows exactly how quickly piles upon piles of empty thread spools can accumulate in your crafting room. To complicate the matter further, ...