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The main motive of forensic tool mark analysis is to recognize tool by which tool mark is created on surface at crime scene. Actually every tool leaves unique mark when comes in contact with a surface with a sufficient pressure. It includes firearm identification, forensic key examination, reconstruction of crime scene etc. In the analysis of tool mark, there are some parameters such as - Forensic photography, comparison microscopic examination, measurement (length, width, height of tool marks) etc.

  • Reconstruction of crime scene in cases of vehicle accident.
  • Distinguish between intentional and genuine striation marks on blade of key sample.
  • Count the number of Land and groove marks of bullets.
  • Evaluation of direction and impact of pressure in accidental cases.
  • Comparison between suspected bullet and questioned bullet found at crime scene.
  • Breech face mark analysis.
  • Examination of Firing Pin impression.
  • Forensic Photography.
  • Analysis of Extractor marks and Ejector marks.