Klein is the only major tool manufacturer worldwide focused on electrical and utility applications. No other manufacturer of hand tools and related products used in electrical applications …

Thank you for your interest in the Klein Tradesman Club™. We invite you to join our club - it’s free and easy! Participate in the Klein Tools Loyalty Rewards Program -- earn points and redeem …

Lineman's pliers in the past were often called "Kleins," an example of a genericized trademark.

Elevate your work with Klein Tools' premium-quality, professional-grade solutions. Discover durable, innovative tools backed by over 160 years of expertise.

For over 160 years, Klein Tools has remained dedicated to professional tradesmen worldwide, with a commitment to manufacturing the world's finest hand tools right here in America.

See Klein's core products to help get your job done right.

Here at Klein Tools we are always innovating in our mission to provide professional tradespeople with tools and solutions that enable the highest levels of performance and safety.

For over 160 years, Klein Tools has remained dedicated to professional tradesmen worldwide, with a commitment to manufacturing the world's finest hand tools right here in America.

From electrical testers to clamp meters and all the specialty testers in between, Klein's test and measurement tools are designed to make reading measurements on jobsites as simple as …

When Americans started relying on electricity every day, Klein Tools was there to support electricians and linemen while they kept pace with the booming trade. We were there for both …