Complete Types: These 125mm discs with 8 holes grip the sander from the back, the aluminum oxide on the front is ideal for a smooth finish, Sanding Discs Almost all polishing requirements are met. High Quality: This sanding disc is equipped with a thick D-class paper base, 125mm sanding disc is made of premium craft paper with a good layer of aluminum oxide. The sanding discs Abrasive Paper Alumina made of high quality, alumina abrasive, with special heat treatment, have excellent polishing, sharpness and wear resistance. Durable and anti-static sanding discs, good choice for sanding and polishing. Easy to use: This 125mm sanding disc has a high-strength resin bond system increases the service life, Durable reverse velcro makes changing sanding discs easier and more convenient; Hook and loop backing for faster mounting, easy and quick to stick, strong and durable, does not fall off when installed in use, easy to install and remove. Sanding discs Wide application: Sanding discs apply