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What Are The Two Basic Forms Of Tool Marks On Cartridge Cases? [Solved]

These “scratches” are produced when the cartridge case moves laterally against the tool (inner surface of the firearm) producing a scrape or striated mark. The other form of marks that can be left on a cartridge case are impressed action marks.

Tool Marks

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Identification of bullets and cartridge cases (FSC)

Subject: Forensic Science Paper: Forensic Ballistics.

Tool marks (FSC)

Subject: Forensic Science Paper: Criminalistics and forensic physics Module: