In 1857, a telegraph lineman walked into the shop of a Chicago blacksmith with a conundrum: the jaw on one half of his pliers broke while on the job, and he needed a replacement. The German-born ...

Klein is famous among electricians for its tackle-any-job bad boy side-cutting pliers. In addition to their intended purpose, which is mostly to cut electrical cable and wire, they've often employed ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Doug Mahoney Doug Mahoney is a writer covering home-improvement topics, ...

We may receive a commission on purchases made from links. While Klein Tools has some impact drivers and wrenches, its offering is far from that of the biggest power tool brands out there. If you're ...

In 2015, Mark Klein became co-president of Lincolnshire-based Klein Tools, the hand-tools manufacturing firm his family founded in 1857. It has 11 facilities worldwide and annual sales of $750 million ...

How many manufacturing companies do you know whose leadership comes from the third or fourth generation of the founding family? The answer is probably not many. How about six-generation leaders? Well, ...