Hard wearing and long lasting aluminium oxide abrasive paper, ideal for use by hand or machine sanding. Hiomant aluminium oxide sandpaper has durable backing material making the product long lasting. Aluminium Oxide is a hard wearing and long lasting grit making this paper ideal for sanding almost all surfaces. The extra finer 150 Grit paper and are mostly used for sanding fine surfaces. Size 11.5cms wide x 50 Metre Long.