Iron Dragon

Locations

 * Brimhaven Dungeon - The best place to fight Iron and Steel Dragons, especially for Rangers and Magers as you can safespot them. You'll need 875 coins to enter the Brimhaven Dungeon, along with a axe to cut down some vines.

Drops

 * Dragon bones
 * Iron bar - 5

Weapons
 * Adamant 2h sword
 * Adamant battleaxe
 * Adamant axe
 * Rune axe
 * Rune mace
 * Rune longsword
 * Rune battleaxe
 * Rune 2h sword

Armor
 * Adamant sq shield
 * Rune med helm
 * Rune full helm
 * Rune sq shield
 * Dragon platelegs
 * Dragon plateskirt

Arrows | Darts
 * Rune javelin - 4
 * Rune dart (p) - 9
 * Rune knife - 1-7
 * Steel arrow -150

Runes
 * Blood rune - 15, 20
 * Soul rune - 3
 * Death rune - 15, 45
 * Chaos rune - 25, 50
 * Nature rune - 67-78
 * Law rune - 45, 90

Bars
 * Adamant bar - 2
 * Rune bar - 1

Potions
 * Super strength (1) - 1
 * Super attack (3) - 1
 * Super defence (4) - 1

Other
 * Coins - 270-3000
 * Curry
 * Clue scroll (hard)