Tool Component

Used to upgrade Gathering tools.

Can be found while Battling, Gathering, Dungeons, and from Gathering events.

Gathering
There is a base drop rate of 1/1000 for tool components while gathering.

The drop rate is 1 / (1000 - (X * 2)).

For example, at level 100, you have a 1/800 drop rate, or at level 200 gathering, you will have a 1/600 drop rate.

Gathering Events
There is a base drop rate of 1/75 for tool components during gathering events.

The drop rate is: 1 / (75 - (X / 5)) where X is your gathering level.

This drop rate goes up as your gathering level goes up. For example, at level 100 gathering, the drop rate is 1/55, and at level 200, the drop rate is 1/35.

Dungeons
The various dungeons have different drop rates for Tool Components.