Specialist professional sandpaper range consists of the most popular grits used in the painting and decorating industry. These 120 Grit Sanding Sheets are classed as Medium Sandpaper. Great for smoothing raised wood grain and primed wood. Also good for cleaning copper pipe and BBQ grills. Each Sandsheet Is 280mm x 230mm (11"x8") In Size With A Super Strong Backing Paper Weight Of 120gm For Extra Strength And Durability. Specialist Sandpaper Range Consists Of 60 Grit, 80 Grit, 120 Grit, 180 Grit & 240 Grit. The Best Grit Sandpaper For The Job Depends On The Material Being Sanded And Type Of Finish Required. Each Pack Contains 5 Single 120 Grit Sanding Sheets. Ideal for use on the following surfaces: Wood, Metal, Plaster, Plastics, Fibreglass.