|Mod||Thermal Expansion 4|
|Tooltip text||90% hammer, 10% wrench.|
The BattleWrench is a tool added by Thermal Expansion 4. It is a cross between a Crescent Hammer and an Invar Sword. It will take damage if when used to hit a entity, but it won't take any when used to rotate, configure or dismantle blocks.
For functionality, see Crescent Hammer.