Allen wrenches and Hex keys seem very similar to each other. We break down the relationship between the two and some other ...

The joy of owning an impact wrench is hearing that sound quickly transition into whacketa-whacketa-WHEEE as the bolt spins out. Except it didn’t. I tried the second bolt—same thing.

Walmart is selling a ‘powerful, quiet, and relatively light’ $100 cordless impact wrench for $49 “It has enough torque to loosen or tighten any bolt in the mechanical field.” By Gabe Carey ...

This article was originally published with the title “ Screw-driver Wrench and Tap Wrench ” in Scientific American Magazine Vol. 105 No. 20 (November 1911), p. 433 doi:10.1038 ...

The 1/4-inch impact wrench is great for smaller, delicate jobs; 3/8-inch wrenches can work for almost anything; and 1/2-inch impact wrenches are typically used on heavy-duty nuts and bolts.

About 15,000 current and former Bolt drivers took legal action against the Estonian-headquartered firm at a London employment tribunal. They argued they were formally workers under British law.

The concept is simple: the driver pushes a button, and magic happens – the car sits higher or lower, depending on the situation. The engineering behind it is a bit more complex: an air ...

Thousands of Bolt drivers won their legal claim to be recognised as workers, securing rights to paid holidays and a minimum wage. After the landmark ruling, handed down by an employment tribunal on ...

The 18V Compact Impact Wrench (SSW 18 LTX 300 BL) has a no-load speed of 2,650 rpm, 221 feet-pounds of torque and 3,750 BPM, while the 18V Impact Driver (SSD 18 LTX 200 BL) has a no-load speed of ...

The reason the bolt and two nuts solution is a good Allen wrench alternative is that it doesn't do any damage to fasteners or tools. While there are other methods that can work, they can either ...