The ETS EC 150 provides a larger pad and sanding area for covering larger surfaces in less time than 5″ sanders. It is smooth in operation and smart in design with features like an integrated sanding pad brake for controlled starts and stops, as well as active electronic vibration control for reduced fatigue. Stay organized and be more efficient with the addition of the SYS3 SYS-STF Abrasive Systainer. This abrasive Systainer latches to the supplied Systainer for the ETS EC Sander for seamless storage and transport.