The DoohicKey key chain knife puts the everyday carry functionality of a high-quality, fold out locking knife in a convenient key sized body. This high-quality knife offers a perfect everyday carry solution for convenient accessibility on your key chain. Designed with the features and durability of larger folding pocket knives, the DoohicKey key chain knife offers a 2 in locking stainless steel blade housed in a lightweight aluminum body. This premium key chain knife uses high-quality, corrosion-resistant 420J2 stainless steel with a high-hardness level (51 to 54 HRC), allowing this knife to retain a sharp edge. The included S-biner allows you to quickly attach, detach and secure this folding knife to key chains, backpacks and other anchor points.