Made of high hardness and thickened abrasive material, the grinding cup brush has powerful abrasive power to remove rust and easily. Great for preparing surfaces for truck base coats, the nylon brush is used to drill and strip metal quickly, avoiding the of a metal brush. It leaves small scratches and is suitable for direct primer or liner use. The thickened bowl-shaped steel plate is pressed tightly on both sides to that the nylon bristles remain safe and not fall off easily. The thickened nut securely attaches to the angle grinder, providing low-noise, spark-free, operation. The abrasive filament nylon cup brush is designed with a standard 5/8-11 threaded shaft to fit seamlessly on most angle grinders and is easy to install and remove. The innovative cup design allows for easy access into tight spaces, corners and curves. Suitable for a variety of tasks including removing paint, removing rust and , preparing surfaces for truck undercoating, deburring and cleaning unfinished tile, stone, cement. For your safety, please make sure to wear a pair of safety glasses, safety mask and protective gloves before using the cup brush on the angle grinder. Colour:Red Material:nylon Package Contents: 1set * wire wheels for 4 1/2 angle grinder Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.