The fishing rod-o-matic is an enhanced fishing tool researched at level 22 Invention. The rod-o-matic can be used to fish in most fishing spots when wielded.
When they are first made, they are stackable in the bank. Upon equipping it for the first time, they become unstackable, but can be converted back into a stackable version if it has no experience or gizmos attached to it by right-clicking.
The Fishing rod-o-matic uses charges stored in the universal charge pack. When the charge pack runs out of charges, the item loses stats and gizmo effects, and can also no longer gain any equipment experience. Function will resume when the pack is recharged with divine charges.
Your current drain rate for a tier 70 skilling tool is given by the following table. It depends on your current reduction researched, the item level, and Efficient/Enhanced Efficient perk presence.
Making a crystal rod requires a crystal tool seed, costing 83,418 coins
A crystal rod requires either 150 Harmonic dust or 102,000 coins to 510,000 coins to create - the minimum price is reached after 5 enchantments
Various components are needed to make an augmentor, which may be fairly expensive; alternatively, an augmentor may be purchased on the Grand Exchange for 590,305 coins
Total cost is 775,723 coins at minimum price for crystal rod. Less coins spent if various components already obtained.
Siphons
An Equipment siphon siphons experience at a tier 70 equipment rate. It can be made or may be purchased on the Grand Exchange for 296,892 coins
The Crystal tool siphon siphons experience at a tier 90 equipment rate providing up to 162,000 more experience, at an increased cost of the siphon
Various components are needed to make a crystal tool siphon, which may be fairly expensive; alternatively, it may be purchased on the Grand Exchange for 673,404 coins