Iron Cluster

Iron Cluster is a normal quest treasure from Golonzo Island.

Usage

Use	Amount
Craft Bullets	2-30
Buy Mithra from the Treasure shop	30

Chapter 159 (160) Quest: The Turbulent Tune of Leaves - 100 AP (gold chest, 27-37 per quest). Recommended for crafting Bullets.
Chapter 25 Quest: Golonzo's Battles of Old - 20 AP (wooden chest, 2-16 per quest)
Chapter 27 Quest: A Shipwright's Pride - 40 AP (wooden chest, 3-7 per quest)
Chapter 27 Quest: Here Today, Gone Golonzo - 80 AP (wooden chest, 12-15 per quest)
Chapter 59 Quest: On the Road to Recovery - 50 AP (6 per quest. Also drops Steel Liquid.)