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.

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

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.

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 …

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”, …

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

The Zero Tolerance brand, also called ZT, first made an appearance in 2006 when they saw a place in the market for a Made-in-USA line of hard-use knives that would meet the needs of …

Shop this official Zero Tolerance site and discover the superior quality and craftsmanship of ZT for yourself.

ZT collaborates with some of the world’s most renowned custom knife designers. Yet our own in-house team is pretty outstanding, too. They’ve helped ZT win numerous awards, designing …

$292.00 $365.00 0562TI $312.00 $390.00 ZT Single-Knife Pouch - Kevlar $15.99 $19.99