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Sphinx SDP Compact

Started by kgarrison, December 20, 2022, 06:25:46 PM

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kgarrison

December 20, 2022, 06:25:46 PM

Had an interesting specimen of rifling come into the lab the other day.

Six, right, polygonal?


Photos of the muzzle end of the barrel, test fire and cast of the barrel of the Sphinx SDP Compact pistol.


https://kriss-usa.com/item/sphinx-sdp-compact/



Kirk Garrison
Firearms and Toolmarks
San Bernardino County Sheriff's Dept.
Scientific Investigations Division
kgarrison@sbcsd.org

Rhina Colvin

#1
December 21, 2022, 07:32:32 AM
Hi Kirk, thanks for sharing. How was the firing pin, elliptical?
"If the law has made you a witness, remain a person of science. You have no victim to avenge, no guilty or innocent person to convict or save — you must bear testimony within the limits of science."  Dr. Brouardel

kgarrison

#2
December 21, 2022, 10:53:33 AM
Circular firing pin aperture and hemispherical firing pin.
Kirk Garrison
Firearms and Toolmarks
San Bernardino County Sheriff's Dept.
Scientific Investigations Division
kgarrison@sbcsd.org

Rhina Colvin

#3
December 21, 2022, 11:31:40 AM
It is very interesting, thanks Kirk.
"If the law has made you a witness, remain a person of science. You have no victim to avenge, no guilty or innocent person to convict or save — you must bear testimony within the limits of science."  Dr. Brouardel
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