Designed for polishing, sanding and buffing, this polishing wheel can work on various metal and non-metal surface. Made of for long time and durable use. It has a simple design, but very practical in use, giving you a . Also can be a good gift choice for your friends, they will like it. Features - Color: Grey -Material:Nylon - Size: 25.00X25.00X2.50cm/9.82X9.82X0.98in Outer diameter: 250mm Thickness: 25mm Inner hole diameter: 16mm Hardness: 7P Granularity: 240 - Selected nylon materials, strong cutting force, acute, durable, efficient, anti-blocking. - Can be used to finish hardware, plastics, glass and metal to produce a brilliant shine on metals and composites. - The polishing wheel is for removing metal burrs, fine polishing, rough wire drawing. - Insert the center hole of the polishing wheel into the table buffer or the adapter rod of the table , or the pointed shaft, various shafts. - Standard size makes it suitable for general purpose bench grinders and bench buffers. Package list: 3 x buffering wheel