Shoulder screws, also known as shoulder bolts and stripper bolts, are machine screws with an integral shoulder or journal between the head and thread. Although they are not readily available in local ...

Engineers can use self-clinching fasteners on stainless-steel panels and parts, but first they must address some important issues. Engineers routinely turn to self-clinching (SC) fasteners when they ...

In our search for big-box convenience, we tend to forget that locksmiths once not only copied keys but also created complex locks and other intricate mechanisms from scratch. [my mechanics] hasn’t ...