United Cutlery Gil Hibben Throwing Large Triple Set Cord Wrapped. Made using an incredibly durable and long lasting 420J2 stainless steel material this Throwing Knife from United Cutlery will retain it's edge for extremely long periods of time before needing attention. Specifications for United Cutlery Gil Hibben Knife - Throwing Knife Kit: Blade Material: 420J2 Package Contents: United Cutlery Large Gil Hibben Triple Throwing Knife Set United Cutlery GH0947: Gil Hibben Throwing Large Triple Set Cord Wrapped