This is the 6H20 Rescue Tool with Hook that comes with a hard snap fit Molded Delrin sheath for carry. It's overall length is 4.25 inches and is made of x15 Steel with a 58-60HRC hardness. The blade length is .50" with a blade thickness of 0.113" and weighs in at 2.30 ounces. It features an oxygen valve wrench and brightly colored handle and is made by Benchmade knives. It's brand new in the box and also comes with a strap.