Rune axe

Rune Axe is a free-to-play item on the OSRS Grand Exchange in the weapons category.

In-game examine text: "A powerful axe."

It has a Grand Exchange buy limit of 40 every four hours, a high alchemy value of 7.7k gp, and item ID 1359.

View on OSRS Wiki

Rune Axe shows an active flip setup with a margin of +97 gp and 20,688 trades over the last 24 hours.

At the buy limit of 40 every four hours, max profit per cycle is about 3.9k gp — high margin with healthy liquidity.