How can you tell if metal is concrete?

How can you tell if metal is concrete?

Concrete Rebar Locator. Rebar locators are used to find the position of steel reinforcement bars in concrete structures and to measure their concrete cover. Certain type of reinforcement such as glass fibre rebar, post-tension or pretension strand will require a Ground Penetrating Radar systems to locate correctly.

Are metal detectors worth it?

If you're expecting to buy a metal detector as a means to get out of the house and go get some fresh air and exercise while possibly finding some interesting and potentially valuable items along the way, then yes, it's very much worth it and an excellent choice of hobby which is shared by many around the globe.