Your tools can be the difference between a successful project and a missed deadline. Imagine you are rewiring an electrical panel on a job where the deadline is approaching and your pliers break. Besides the inconvenience of having to replace the tool, you risk delaying the entire project. You need reliable, quality Klein tools in your tool bag. Since 1857, Klein Tools has been committed to making professional-quality tools for the electrical, maintenance, telecommunications and construction trades. Take a fresh look at the selection of Klein Tools on our site, and see why professional tradesmen are loyal to Klein.