This Kershaw Ken Onion Whirlwind, Model 1560ST, has a 440A stainless steel 3.25 inch serrated blade with a black polyamide handle. The Speed-Safe torsion bar assisted opening allow this knife to be opened with one push. When closed this 3.5 oz Kershaw knife is 4.5 inches long.
Kershaw 1560ST Technical Specs: