Festool 571610 ETS 125 EQ 5" Random Orbit Sander. The ergonomic ETS 125 EQ has a 5/64" sanding stroke and is the ideal one-handed machine for maximum surface quality when finishing or pre-sanding. Weighing only 2.4 lbs., it is perfect for vertical surfaces and overhead work. Technical features such as the sanding pad brake and Vibration Stop balancing put the ETS 125 EQ in a category of its own..