Zero Tolerance 0350 runs a 3.25″ drop point blade in CPM-S30V; Zero Tolerance 0450 runs 3.25″ of drop point in CPM-S35VN. The Zero Tolerance 0450 is the lighter of the two by 3.30 oz.
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Zero Tolerance 0350 · Drop Point
3.25″ blade · 0.121″ spine · 6.2 oz · ~1.48″ tall
Zero Tolerance 0450 · Drop Point
3.25″ blade · 0.121″ spine · 2.9 oz · ~1.01″ tall
Spine thickness, same scale
0.121″
0.121″
Length and spine thickness drawn to true scale from published specs. Outline traced from the maker's side-profile photo.