M3 trench knife

The M3 Fighting Knife
Original example produced by the Camillus Cutlery Co.
TypeFighting knife
Place of originUnited States
Service history
In service1943–1945
Wars
Production history
Designed1943
Manufacturer
  • Aerial Cutlery Co.
  • W.R. Case & Sons Co.
  • Imperial Knife Co.
  • Pal Blade and Tool Co.
  • Camillus Cutlery Co.
  • Robeson Cutlery Co.
  • Kinfolks, Inc.
  • Utica Cutlery Co.
  • H. Boker & Sons Co.
ProducedMarch 1943-August 1944
No. built2,590,247
Variants
Specifications
Length11.75 in (29.8 cm)
Blade length6.75 in (17.1 cm)

Blade typeSpear point
Scabbard/sheathM6, M8, & M8A1

The M3 trench knife or M3 fighting knife was an American military combat knife first issued in March 1943.