Part of that is probably because we’ve gotten so good at making them that they’re seen as cheap commodities, but the physics and engineering behind the screw thread is interesting stuff.

Woodworking screws are actually quite the varied microcosm, with a massive number of combinations of heads, drives, threads, points, and materials. It's easy to just pick a screw and decide to ...

A technique to manage an unusual presentation of an implant abutment screw fracture is presented. Causes of abutment screw loosening and fracture are reviewed. Design features that improve the ...

This includes aspects like flexible hinges and structural components, but also smaller details such as screw threads. Often metal inserts with threads are added to FDM 3D prints by melting them ...

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.

If the cut bolt threads acceptably, leave it alone. If not, try the bevel to see if that helps. If you’re looking to cut small machine screws, using a hacksaw could be fussy and slow.

LOOK AT THAT. THE BOTTOM IS HELD WITH A WOODEN SCREW DOWN THERE. THREADS IN WOOD. YOU LOOK AT CIDER PRESSES, WINE PRESSES. HERE'S A PLANE THAT USES SCREW ADJUSTMENTS ON A WITCHET. THIS HAS SCREWS ...

are machine screws with an integral shoulder or journal between the head and thread. Although they are not readily available in local hardware stores, shoulder screws are used extensively in ...

The coiled thread on a screw is among the ‘chiral’ structures’ whose mirror image is different from the original. When reduced to the nanometer scale, these structures could have an important role in ...

Make your own darn metal screws with this 1889 foot-powered lathe! Roy shows how to cut perfect threads, cones and tapers in iron and brass. Make your own darn metal screws with this 1889 foot ...