Features: Small size, outstanding polishing effect, high efficiency, low cost. Can be used with a polishing compound to produce a smooth finish. Widely used in the micro-electronic devices, and other industries. Suitable for metal surface cleaning, derusting, grinding, dusting, deburring, polishing, stripping residue. Specifications: Quantity: 100pcs Grit: 80# 100# 180# 240# 600# 800# 1000# 1200# 2000# 3000# (per 10pcs) Sanding disc diameter: 25mm / 2in Package size: 60 * 50 * 50mm / 2.36 * 1.97 * 1.97in Package weight: 55g / 1.94ounces Note: 1.Due to the different display screen and light effect, the actual color of the item might be slightly different from the color showed on the pictures. 2.Please allow a little measuring deviation due to manual measurement. Package List: 100 * Sanding Papers