The wrench is a quest item used during the Rum Deal quest. It is given to players by Captain Braindeath. Players must then take it to Davey on the ground floor[UK]1st floor[US] of the rum factory on Braindeath Island to have it blessed, turning it into a holy wrench. It can then be used to defeat the possessed controls on the 1st floor[UK]2nd floor[US] of the brewery to release a level 80 evil spirit. The spirit can then be killed any way the player wishes.
- Despite its examine saying that it is heavy, its in-game weight is only 5 grams.