Feature: 1. APPLICABLE MATERIALS: Will clean and etch all types of surfaces including glass, granite, marble, ceramic and steel 2. INCISIVE WITHOUT INTERFERENCE: Long lasting and of sharpness corner sand, efficient and highly reusable. Non reactive, will not interfere with your coating during surface preparation 3. WIDE APPLICATION: Can be used for ceramic grinding wheel, resin grinding wheel, nylon wheel, sandpaper and other abrasive tools; suitable for sandblasting, polishing, abrasive products and other abrasive materials 4. SUITABLE DEVICE: Suitable for all kinds of abrasive tool production or sandblasting, used for sandblasters, sandblast guns and blast cabinets 5. BEAUTIFUL AND PRACTICAL: Weight for 1KG, providing a beautiful metal finishing, useful and practical, you can use with confidence Specification: Item Type: Brown Aluminum Oxide Scope of Application: Production of various abrasive tools or sandblasting Weight: 1 kg / 2.2 lb(approx.). Package List: 1 x Brown Aluminum Oxide