D2: A common stainless steel for lower-cost pocket knives that’s easy to sharpen. 440A/C: Lower-cost stainless steels that aren’t as durable but resist rust and are easy to sharpen.

Learn more Pocket knife designs come and go ... it has a 1.9-inch modified plain edge wharncliffe blade made of 440A stainless steel and an open length of 4.6 inches. That blade is deployed ...