Description • Universal: Compatible with most rotary tools, including DREMEL, Craftsman, Chicago and more • 6 Types 36 Pieces: Complete set of 36 brushes, including 18pcs copper brushes and 18pcs stainless steel brushes, great value for money • Durable: Made of high quality brass and steel, these anti-corrosive brushes with thickened and dense wires have good uniformity of brush shape and efficient heat dissipation of the wire. Thus, they are more durable and environmentally friendly to use. • Versatile: Suitable for most metals, castings, welded joints, rivets, rust, stone, glass, as well as cleaning kitchen utensils. Accessories for detailed work on precious stones (jade), ceramics, glass, wood, hardened steel, cast iron, stainless steel. This set can also be used on flat, curved or uneven surfaces. • Excellent polishing effect: Great for all types of detail work in hard and delicate materials. • Practical: These drill polishing brushes are easy to mount and disassemble.