• Universal compatibility: 1/8 inch cutting discs compatible with Dremel and most rotary tools, grinders, and pneumatic tools. • Resin metal cutting discs: Includes 10 resin metal cutting discs, ideal for cutting metal, plastic, chassis modifications, and thin metal construction plates. • HSS steel circular saw blades: 6 high-speed steel saw blades with diameters of 22/25/32/35/44/50 mm, perfect for cutting wood, plastic products, aluminum alloys, and soft metals. • Diamond cutting wheels: 10 high-quality diamond cutting wheels, ideal for cutting gemstones, jade, and glass, offering high performance and durability. • Proven quality: The circular saw blades have been tested with Dremel rotary tools, proving to be as good as the original accessories.