Sanding Accessories -Hook Loop Sanding Disc Highlights Generic Brand Hook Loop Sanding Disc Description: Made of alumina, strong polishing force, high degree of wear resistance and cost performance. Can work with the sticky polishing pad, simple and easy to use. Professional, safety, high efficiency and low consumption. Widely used for grinding and polishing artificial stone, furniture and wood products, metals, and polishing plate etc. Hook and loop back for quick and easy change, allows repeated use until disc is worn down. Specification: Material: Alumina Color: As Pictures Shown Grit: 400#, 600# Diameter: Approx. 12.3cm / 4.84inch Thickness: Approx. 1mm / 0.04inch Package Include: 20 Pieces 400 Grit Sanding Discs 20 Pieces 600 Grit Sanding Discs Note: The color may have different as the difference display, pls understand. Please allow 1-3mm error due to hand test.