Universal: For various eccentric/rotary grinders compatible with ETS 150, ETS EC 150, LEX 150 and WTS 150/7. Durable: Made of durable, high-quality rubber for consistent finishing results, even wear and extended pad life. Easy to install: Simple screw-on assembly, efficient dust extraction. Velcro closure for quick sandpaper changes. Package includes: 1 sanding pad.