... surface, grinding welding seams, polishing, removing burr, etc. This Turbo Fiber Disc is widely used in auto, aviation, machinery, ... instrument, bridge, construction, etcSpecification of Turbo Fiber Disc (Semi-Flexible Fiber Disc):DIMENSION DIA*ARBORGRITITEM.NO ... in technology and service of grinding wheels, diamond blades, sanding disc and other abrasive products.