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 ...

Researchers have found in a new study that threadlockers significantly improved abutment screw retention, with methacrylate ...

One of the six simple machines, a screw is nothing more than an inclined plane wrapped around a center pole. While today screws come in standard sizes, and typically are tightened by turning clockwise ...

Single-thread-engaging nuts are formed by stamping a thread-engaging impression in a flat piece of metal. They are used for lighter-duty applications than multiple-thread nuts of the same size. These ...

The U.S. and Britain are going to standardize screw threads. No great oratory attends this homely step, no military pageantry, yet it may be as important as half a dozen formal treaties. The Americans ...

You’ve experienced this. You glance into your refrigerator and say to yourself, “hmmm, low on ketchup, I better pick some up.” That’s how I am with shop supplies. I constantly scan my stash of glue, ...

Most 3D printers use leadscrews for at least one axis. These are simple devices that are essentially a steel screw thread and a brass nut that travels on it. However, for maximum precision, you’d like ...