A social media user said that his friend, who was on the Maurya Express train, sent him a video showing the train's deteriorating state. Specifically, the user observed that the coach's nuts and bolts ...

[Rudi Schoenmackers] has devised a clever set of custom 3D-printed jigs that makes it easy to build your own wooden hex nuts and bolts. Well, easy if you have access to a woodworking shop with a ...

It can be tricky to get full-floating axleshafts to seal to the wheel hubs. We assume the seal between the shaft and the hub is what you’re talking about, and not the seal between the wheel hub and ...

Automakers are constantly tweaking even the smallest features, leading to industry innovations from rain-sensing wipers to six-level autonomous driving. Some changes can go unnoticed until you have a ...