Marker that detects rust or lack of varnish on metal

Description

Double-tip pen that detects the lack of varnish in tin or aluminum, ideal for a quick check on the desktop or machine.

Easy to use, safe and instant.

It detects in a few seconds whether the lid, bottom, metal can, easy opening, welding of the metal cans three pieces, rubbing of the caps or bottoms between them due to their stacking, etc., quickly detects any breakage of the or lack of varnish in the metal cans.

Ideal for engineers, managers, quality personnel, use safely and quickly.

Get a first glance if the protection of your product is correct or if, on the contrary, it has a bad application or a scratch which may cause a complaint from your client or a greater problem.