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

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 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 ...