what is a grinder flap disc

The 136th China International Hardware Fair is scheduled to be held at the National Convention and Exhibition Center (.Shanghai) on May 8-10, 2023. All the products on display at the exhibition cover ten categories including hand tools, electric tools, pneumatic tools, mechanical equipment, welding equipment, abrasives, security and labor insurance, mechanical equipment, electromechanical products, and manufacturing equipment. The new products of Grassland abrasives such as sanding paper,radial bristle disc,Sanding Pad Conversion Disk To Hook And Loop disc (Velcro),Casting Cut-off wheels for stationary,attracted many inquiries from buyers,among of them wholesalers and production factory users, and some exhibitior factories also came to communicate with each other and exchanged samples for testing.