Full Types (P80): These 125mm discs with 8 holes grip the sander from the back, 8 holes are designed for efficient dust extraction, 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, Made from aluminum oxide abrasive, durable and anti-static, the polished contact surface is larger and the effect is better, The sanding discs Abrasive Paper made of high quality alumina, with special heat treatment, have excellent polishing, good choice for sanding and polishing. Easy to Use: This 125mm sanding disc has a high-strength resin bond system increases the service life, The durable reverse velcro makes changing Sanding disc easier and practical; 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 for