Among all these tools, there's one item that might have caught your eye -- a coffee scale. It's often considered an essential piece for your coffee setup, but does it really justify the investment?

In order to find the weight of an object the scale had to be connected to a computer running the stamps.com software. If you happen to have one of these old scales or are able to pick one up cheap ...

An individual pouring hot water from a kettle into a pour over carafe on a coffee scale - il21/Shutterstock ...