Sometimes, old or used material can also help equally like a new one and the best part is that it is cheaper than the new one.Construction machinery is such an example and many builders or engineers prefer to use and re-use it for the tasks.
Several websites sell used or old construction material like used concrete pumps, concrete piston seal, cutting rings, valves and a lot more. Online search can help a lot to reach sellers like these and find a suitable product; for example, Silk Road is a Singapore-based retailer that sells a variety of such products online.
