An angle grinder is one of the most widely-used power tools, in part because it’s fun to use and in part because it’s so effective at removing material. Unfortunately, among power tools, it’s also ...

When the batteries for 4.5-in. angle grinders started coming in larger configurations, the motors had more torque, higher RPM, and sufficient run-time for nearly any project. Thus, these tools became ...

In this investigative report, IBRAHIM ADAM visited several markets across Lagos, buying small quantities of fresh pepper that were ground using the familiar local metal grinders relied upon daily to ...

Brakes are among the most critical safety systems on any vehicle, yet they’re often overlooked until something goes wrong. Over time, even the best braking systems wear down from friction and heat, ...

Materials scientists have found a way to produce ultra-hard nickel, which could be useful in industrial manufacturing. Researchers often harden metals by rapidly deforming them to disrupt their ...