This professional drill grinding wheel, made of material, is practical and for long time use. It is to sharpen the , polish the metal, and remove the rust. Mainly used for grinding, deburring, and other metal polishing. With high hardness and high toughness, it can effectively save your time and improve your efficiency. Features - Color: White. - Material: Sand, Iron. - Size: 7.50X7.50X2.00 cm/2.95X2.95X0.79 inch. - Excellent workmanship and good material its and reliability and practicability. - Work great for grinding, rust removal and metal polishing, simple to use for you. - Suitable for carbon steel, alloy steel, malleable cast iron, hard bronze, etc. - Made from selected material, it is both sturdy and to use. - High hardness and toughness, and high polishing performance aim for greater efficiency. Package list: 1 x electric drill grinding wheel 1 x connecting rod