Engineers looking for left-hand threaded shaft collars now have a new supplier: Ruland had added them in metri and inch sizes to it offerings. This will give designers more flexibility to work with ...

Q: Why do bicycles have standard right-hand threads on the right pedal, but left-hand threads on the left pedal? A lot of people believe this is to prevent the pedals from unscrewing and falling off ...

Grooving or recessing operations, sometimes also called necking operations, are often done on workpiece shoulders to ensure the correct fit for mating parts. When a thread is required to run the full ...