From NS2 community wiki
The Switch-Axe replaces the knife from NS1. It provides self-defense against lower Kharaa lifeforms as last resort, and excels at dealing consistent damage against Kharaa structures.
- Primary Fire: Axe
- Function: Inflicts damage on targeted player or structure at melee range; the Switch-Axe deals double damage against structures.
- Damage: 25
- Damage Type: Structural
- Fire Delay: 0.6
- Description: A reliable melee weapon for self-defense, the Switch-Axe can hack away at Kharaa structures with great efficiency.