1. Microstamping: What is it and how does it work? T. Christian Heyne Legislative Director tchristianheyne@gmail.com 1

2. “As a firearm owners and technologists, we wondered if we could place a corporate logo on the tip of a firing pin and impress it into the primer of a cartridge casing Our first ever test was a firing pin with a corporate logo transferred to a primer. At that moment, while looking at the logo, under the microscope – both myself and my colleague understood the possible significance of the impression in the forensic field. That was in 1994.” 2 - Todd Lizotte, Inventor of Microstamping Technology -Todd Lizotte, Inventor of Microstamping Technology

3. 3 Firearm Trafficking Routes Possible Theft Ring Possible Straw Purchaser

9. Tip “Primary” Code Radial Code: 2 nd Counter Measure Gear Code: 1 st Counter Measure

11. 8 Digit Code SW10 1233 Breach Face Mark Gear Code Head Stamp / Casing Primer SW10 1233 Firing Pin Mark SW10 1233

12. What can be extracted from the code? 0°0°0°0° Notch Position (12° CW) Year of issue date & Orientation Manufacturers Alpha Code “Makers Mark” Index Code Alpha Numeric (Randomly generated & Not sequentially issued) Gear Code (Eight digit code backup / Compensate for firearm mechanism mechanical imprecision ) Gear Code (Eight digit code backup / Compensate for firearm mechanism mechanical imprecision ) License Plate Approach

13. From a Study by Lucien Haag Presented to the National Academy of Sciences.45 Cal Cartridges Used

14. From a Study by Lucien Haag Presented to the National Academy of Sciences

16. ~3800 Rounds ~5400 Rounds

17. Test fire #841 Optical on the left, Back-Scatter SEM to the right with software enhanced extraction (100% Extraction)

18.  Illegible marking? 18  Wear and tear?  Easily obliterated?  Confusing law enforcement?  Cost?  Sole Source?

19. 19

22. Contact Information: T. Christian Heyne Legislative Director tchristianheyne@gmail.com(805)300-8180 22 Josh Horwitz Executive Director jhorwitz@csgv.org (202) 408-7560