Product Description: Quantity: 3pcs Color: silver Emery Burr SetThe head abrasive stone t is made of high-quality emery, which will not melt at any known temperature, so even under the heat generated by high-speed rotation and grinding, the frosted part of head abrasive stone will not have any changes, strong and sturdy. High HardnessBurr stone file has high hardness and can be used for metal polishing, especially for steel parts after heat treatment. It is an ideal tool for grinding electric saws, and it is even more labor-saving than traditional grinding tool. Wide Range of ApplicationsRotary carving tool accessories can quickly remove burrs on the surface of the object, and polish and polish the surface of the product. They can be applied to wood, metal, mold, glass and jewelry. You will GetAfter purchasing this product, you will get one sharpener each with a size of 45mmx4.8mm and 45mmx5mm, and two sharpeners with a size of 45mmx4mm. Different size sharpeners can meet the different needs of your daily life.