Flipper Opening Knives

The Zero Tolerance 0308 is a large, American-made pocketknife designed for everyday use. It features a 3.7-inch blade of CPM 20CV steel, which is k...

Same durable build. Same precision quality. But the Zero Tolerance 0350TS has something the others don't—a bold, tiger-stripe blade. While it may l...

Zero Tolerance (ZT) has a reputation for building high-quality, dependable knives. The 0357 lives up to that reputation, offering a blend of functi...

Dominating the specialty folding pocket knife market, ZT creates high-quality working tools and knives for hard-use customers. ZT's initial line of...

Slightly smaller. Slightly lighter. Just as aggressive. The 0350 is smaller and weighs less than some of our larger ZT models. Yet it packs a lot o...

Here at Adept Knives, we're impressed by the Zero Tolerance 0357BW, a USA-made folding knife built for everyday carry. This knife prioritizes funct...