Config
# Extractable items.
ExtractableItems = 9308;[];[57(100)],[57(1000)],[57(10000)];

public static ClassMasterSettings EXTRACTABLE_ITEMS;
EXTRACTABLE_ITEMS = new ClassMasterSettings(yourConfig.getProperty("ExtractableItems"));

===================================================================

Index: java/net/sf/l2j/gameserver/handler/ItemHandler.java
===================================================================
--- java/net/sf/l2j/gameserver/handler/ItemHandler.java (revision 38)
+++ java/net/sf/l2j/gameserver/handler/ItemHandler.java (working copy)
@@ -12,6 +12,7 @@
 import net.sf.l2j.gameserver.handler.itemhandlers.DivineInspiration;
 import net.sf.l2j.gameserver.handler.itemhandlers.Elixir;
 import net.sf.l2j.gameserver.handler.itemhandlers.EnchantScrolls;
+import net.sf.l2j.gameserver.handler.itemhandlers.Extractable;
 import net.sf.l2j.gameserver.handler.itemhandlers.FishShots;
 import net.sf.l2j.gameserver.handler.itemhandlers.Harvester;
 import net.sf.l2j.gameserver.handler.itemhandlers.ItemSkills;
@@ -72,6 +73,7 @@
        registerHandler(new Rec());
        registerHandler(new PandoraBox());
        registerHandler(new DivineInspiration());
+       registerHandler(new Extractable());
    }

    public void registerHandler(IItemHandler handler)
Index: java/net/sf/l2j/gameserver/handler/itemhandlers/Extractable.java
===================================================================
--- java/net/sf/l2j/gameserver/handler/itemhandlers/Extractable.java    (revision 0)
+++ java/net/sf/l2j/gameserver/handler/itemhandlers/Extractable.java    (revision 0)
@@ -0,0 +1,33 @@
+package net.sf.l2j.gameserver.handler.itemhandlers;
+
+import java.util.List;
+
+import net.sf.l2j.Config;
+import net.sf.l2j.gameserver.handler.IItemHandler;
+import net.sf.l2j.gameserver.model.actor.Playable;
+import net.sf.l2j.gameserver.model.actor.instance.Player;
+import net.sf.l2j.gameserver.model.holder.IntIntHolder;
+import net.sf.l2j.gameserver.model.item.instance.ItemInstance;
+
+/**
+ * @author Devlin
+ *
+ */
+public class Extractable implements IItemHandler
+{
+   @Override
+   public void useItem(Playable playable, ItemInstance item, boolean forceUse)
+   {
+       if (!(playable instanceof Player))
+           return;
+
+       final Player player = (Player) playable;
+
+       player.destroyItemByItemId("Extractable", item.getItemId(), 1, null, true);
+
+       List<IntIntHolder> holder = Config.EXTRACTABLE_ITEMS.getRewardItems(item.getItemId());
+
+       for (IntIntHolder i : holder)
+           player.addItem("Extractable", i.getId(), i.getValue(), null, true);
+   }
+}
\ No newline at end of file