M3 trench knife
| The M3 Fighting Knife | |
|---|---|
Original example produced by the
Camillus Cutlery Co. | |
| Type | Fighting knife |
| Place of origin | United States |
| Service history | |
| In service | 1943–1945 |
| Wars | |
| Production history | |
| Designed | 1943 |
| Manufacturer |
|
| Produced | March 1943-August 1944 |
| No. built | 2,590,247 |
| Variants |
|
| Specifications | |
| Length | 11.75 in (29.8 cm) |
| Blade length | 6.75 in (17.1 cm) |
| Blade type | Spear point |
| Scabbard/sheath | M6, M8, & M8A1 |
The M3 trench knife or M3 fighting knife was an American military combat knife first issued in March 1943.