They are visually identical to the Dwarven Bolt.
- Upon completing the final part of Ancient Technology for Sorine Jurard, Sorine will begin selling them. She also grants the ability to make them.
Sets of 10 may be created at the Dawnguard forge using the following:
Like other bolts and arrows they cannot be upgraded.
- Some time after the Dragonborn has acquired one of these bolts a Courier shows up with a letter from Calcelmo. Calcemo wants to study one of these bolts. If one is brought to him, he offers to pay twice the usual amount for them (30). The Dragonborn has the choice to accept, or persuade/intimidate him to get a better price.
- Although the bolts explode, they can be re-obtained from dead bodies, but not from the ground.