Details:* 100% brand new and high quality.* Great for polishing, grinding, sanding and finishing * With small, good polishing effect, high efficiency, durable and practical.* Cleans burrs and threads for ferrous and non-ferrous metals * Suitable for stainless steel, surface cleaning, derusting, grinding, vacuuming, deburring, polishing, residue removal.* Practical and durable.* Color: Red + Brown + Blue(As pictures show)* Material: Zirconia Alumina* Diameter: 75mm / 3in (Approx.) * Bore Diameter: 10mm (Approx.) Package Contents: 6 * Flap Discs (Red/Brown/Blue, 2 per color)Note:1. The actual colors of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.