a set of tools, instruments or equipment put together for a purpose

equipment with a purpose

a strange-looking apparatus or machine

device

something carefully designed and made for a particular purpose such as an instrument or a small piece of technical equipment

instrument, tool

a small mechanical apparatus for a particular practical use

device, novelty

the structure or arrangement of parts that work together (as the parts of a machine do)

machine, device

something that can be seen or touched; a person, think, to which action, feeling or thought is directed

thing able to be seen/felt/perceived

(part of) a mine or quarry; the way that something works or the result from this

machine, device