Spin Flax is a Lunar spell that allows the caster to spin Flax into Bow strings. One cast of the spell can spin up to 5 Flax into Bow strings. Spinning Flax with this spell will reward the typical 15 Crafting experience per Flax.

Typical experience rates for this spell can reach 80k Crafting and 80k Magic experience per hour.

A Magic level of 76 is required to cast this spell, giving 75 experience. It requires 2 Nature runes, 1 Astral rune, and 5 Air runes to cast.