They hold together everything from the most delicate watch to the largest bridge. The world is literally kept from coming apart by screws and bolts, and yet we don’t often give a thought to these ...

It’s easy to cut bolts and small machine screws to length. On the other hand, there isn’t any job so small or simple that it can’t be done wrong, and this is a classic example. Get it right, and you ...

Inspection for bone screws is a complicated process. Using a thread gauge measurement approach may enable a streamlined manufacturing process. Controlling the manufacture of bone and pedicle screws ...

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 ...

Overwhelmed with fastener options for your DIY projects? Learn about screw anatomy, types and materials to help you pick the best screw for your job.

PEM C.A.P.S. spring-loaded captive panel screws install permanently in aluminum or steel sheets as thin as 0.036 in. The screws install by pressing into prepared mounting holes. The shoulder on the ...

One of the challenges with 3D printing is seeing how far designs can be pushed before they break. This includes aspects like flexible hinges and structural components, but also smaller details such as ...

Attaching metal pieces to one another with a screw is relatively straightforward. But using threaded fasteners on plastics, which are lightweight, low-density materials compared to metals, can be ...

Recently, I reported on the gem of my toolbox: my beloved Hercules 20V 1/2 in. Compact 3-Speed Impact Wrench from Harbor Freight. And during its time in my care, it’s made wrenching on my 2011 BMW ...

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, ...