The DM40 OIL is the most compact vacuum cleaner in the Tecnoil line, created for extracting and recycling liquids, oils and emulsions from CNC machine tools, also when mixed with dust or mud. A sieve grid basket separates the vacuumed chips from the liquid. Once filtered, the liquid collects in the 100 litre container below. A drainage valve makes it is easy to discharge and re-insert the oil back into the machine, while the metal chips can be easily disposed of. Liquid level indicator and integrated float to protect the motors .