Rune bolts

Ironman verdict

At least 9 monsters drop it. The easiest is Warped terrorbird (level 82, 5/128); the best rate is Corporeal Beast (level 785), at 25/512, about 12 per kill. You can also make it yourself: it takes 53 Fletching and gives 100 Fletching XP, using 10 × Rune bolts (unf) and 10 × Feather. There are 2 other recipes below. Other sources include Gnome Restaurant, Chewed bones and Reward box. Making ten takes 100 × Rune bolts (unf) and 100 × Feather and gives 1,000 Fletching XP. Reaching level 53 Fletching takes 136,594 XP in total; the Fletching calculator counts the actions and materials to any target, and the Fletching guide has the Ironman training route. 2 recipes use Rune bolts, including Dragon bolts and Onyx bolts. It is worn in the ammunition slot at tier 50 as ranged gear; compare it with every other piece on the Ammunition list. Rune bolts is available on free-to-play worlds too. It is tradeable on normal accounts, but an Ironman cannot use the Grand Exchange or trade for it, so the sources on this page are the whole list. High Alchemy turns one into 180 coins, which is 120 less than the shop price, so buying it to alch does not pay.