The Intratec TEC-9 was a blowback-operated semi-automatic pistol chambered in 9mm (9×19mm Para or Luger), developed by American gun manufacturer Intratec. Around 250,000 units were produced between 1984 and 2001. Music: Summon the Rawk, The Descent and Five Armies by Kevin MacLeod (incompetech.com) 3D Animation done using: https://store.steampowered.com/app/262410/World_of_Guns_Gun_Disassembly