Technical data: Thread: M4 Hole distance: 90.00 mm Functions Sanding disc for universal use The ST - STF 125/8 - M4 - JW - HT sanding disc is designed for ES 125, ETS 125 and ETSC 125. The hook and loop fastener enables quick change of abrasive material. The soft version is ideal for universal use on even and convex surfaces. Made in soft version High temperature resistant Velcro For universal use on flat and convex surfaces JETSTREAM Most important applications: For heavy loads and universal use Automotive industry Painting/varnishing Furniture **