Microtech Exodus Single Action OTF from 08/2001
The knife opens automatically by pushing the button, after which the blade can be pulled back with a lever inside the back of the handle.
Specs:
Length open: 21,5 cm
Length closed: 12,7 cm
Blade length: 9,0 cm
Blade thickness: 4,44 mm
Steel: most likely 154CM, with a boron carbide coating
Handle material: hard anodized 6061 aluminum
Weight: 116 grams