ZT uses only the highest quality steels and materials like S35VN, ELMAX, S30V, carbon fiber and titanium for exceptional strength, edge retention and corrosion resistance.

Launching in 2006, Zero Tolerance (or ZT) is a divison of Kai USA, maker of Kershaw Knives. ZT pocket knives are built tough right here in the USA from tried-and-true materials.

Find out what’s new from the minds of our designers and the made-in-the-USA precision of our manufacturing team.

Zero Tolerance Knives (ZT Knives) is a knife brand of Kai USA, headquartered in Tualatin, Oregon, United States. [1] Both Zero Tolerance and Kai USA are members of the Kai Group, a global cutlery …

This American company started operations in 2006 and is still going strong. Based in Tualatin, Oregon, ZT Knives started with purely combat and tactical knives, known for their “over-built”, high-quality, …

ZT Systems is a leading provider of complex compute, storage, and accelerator solutions for the world's leading cloud and telecom service providers.

Recognized for their strength and precision, ZT knives are made in the USA and have become a top choice for military personnel, law enforcement, first responders, and knife enthusiasts.

Simply put ZT knives are built to perform and last. You can buy quality and pay a little more with a Zero Tolerance or you can buy a cheap stop gap and buy again and again and never be happy with the …

Dec 21, 2025 · Sanmina doubled its share price in six months on the $3B ZT Systems deal, AI/data center demand, AMD partnership, and EPS potential. Read why SANM stock is a hold.

Zero Tolerance Knives are a Kai USA Ltd. brand located in Tualatin, Oregon USA. A hard-use, premium branch off the Kershaw brand of knives. ZT believes in a precision, USA built quality product utilizing …