Drillers

Sold in the Item Shop, but, , and are also sold by.

Drillers are used to increase the number of Rune Slots (max: 4) on an item, but each type of driller is limited to the item type, and number of slots, it can increase.
 * - Upper Body, Lower Body, Feet, Head, Belt, Shoulders, and Hands
 * - Earrings, Rings, and Necklaces
 * - Cloaks, Capes, etc.
 * - Wings, etc. (not available as of 09/17/2020)
 * - All weapons