Originally Posted by Indianajones
I do know that this particular shape of spear (of Detlefs' tombak) is in many parts of Asia used specially for warfare. As for killing boar and fancy spears often have other forms. (if anyone has ever noticed n studied)
Maybe it is important to add that this size of tombak is a little bit unusual in my limited experience.
Here a picture with two other javanese tombak from my collection.