Collecting insignia from the Federal Bureau of Investigation since 1999.
This site is not officially sanctioned by the Department of Justice, The Federal Bureau of Investigation, The Louisville Metro Police Department, or any of their entities.
©  Copyright 1999-2006.  All Rights Reserved.
Part of the FBI Laboratory, the Firearms - Toolmarks Unit receives and examines evidence related to firearms, firearm components, ammunition, ammunition components, tools, and toolmarks. Evidence in a typical case may include a number of recovered rifles, pistols, shotguns, silencers and other muzzle attachments, magazines, holsters, and a variety of fired and unfired cartridges. Lead and other metal fragments, shot wads, shot cups, and bullets removed from bodies at autopsy are also frequently received items in firearms-related casework. Evidence submitted in toolmark cases may include screwdrivers, scissors, knives, pliers, wrenches, crowbars, hammers, saws, wire, sections of sheet metal, chains, safety-deposit boxes, human bone or cartilage, plates, locks, doorknobs, bolts, and screens.

Source:  Federal Bureau of Investigation