A special thread form keeps bolts and nuts tight under vibration by attacking the problem from a different angle. Two conventional methods for securing threaded fasteners against preload loss include ...

Historically, hole threading has primarily been done using cutting taps, typically made from high-speed steel (HSS). These taps remain widely used in high-volume production where many identical holes ...

Threading is the most challenging of the basic machining operations. Countless combinations of thread forms and thread classes can complicate tool selection and programming. Understanding thread ...

An estimated 200 billion fasteners are used per year in the U.S., each having a similar function – join two or more parts together and transfer loads from one part to another. When design engineers ...

They hold together everything from the most delicate watch to the largest bridge. The world is literally kept from coming apart by screws and bolts, and yet we don’t often give a thought to these ...