There are specialised tools in all kinds of industries that can be considered unconventional or even alien for by a regular consumer. Even things like industria

There are specialised tools in all kinds of industries that can be considered unconventional or even alien for by a regular consumer. Even things like industrial dishwashers are very different that the regular household ones. Most of these are not even custom made but simply designed for different needs alien to typical household needs. The spycraft gadgets, I believe, resemble industry-specialised tech. When you don need something custom there are engineers and companies that can build it for you.