The best 50mm lens, or nifty fifty, is a great low-cost wide-aperture lens for bokehlicious portraits and for low light When you purchase through links on our site, we may earn an affiliate commission ...

a set screw with a quick-start thread to minimize cross threading, and 3.0mm and 5.5mm diameter screws for expanded patient demographics and clinical applications. The screw also features friction fit ...

Screw drives are something that we don’t see a lot of – they’ve got an interesting set of attributes making them useful on soft ground, but woe betide you if your local transport department ...

Half pontoon boat, half auger, screw-propelled vehicles excel in this kind of terrain as long as you’re okay with going really slow. In his 11-and-counting part video series, [REDNIC79] goes ...