A method of forming a bone composite, comprising: providing bone tissue; grinding said bone tissue to form ground tissue; molding the ground bone tissue into a bone composite; applying a binder to the bone composite; applying a vacuum to the mold, and optionally milling or refining the bone composite to the desired shape. Additionally, bone tissue composites made therefrom are included. The composites may be, for example, a bone pin, screw, or prosthesis.