Dremel 9911 1/8 inch Egg Tip Tungsten Carbide Cutter for Steel, Iron, Ceramics, Plastics, and Hard Wood

Includes (1) Carbide Bit. New, Bulk Packed. Shapes, smooths or grinds especially hard materials including: hardened steel, stainless steel, cast iron, nonferrous metals, fired ceramics, plastics and hard woods. A high-speed bit made of tungsten carbide, the hardest material next to diamonds. Use higher speeds for hard woods, slower speeds for metals and very slow speeds for plastics. Use the sides of the bit (Rather than the tip) for effective cutting. Compatible with the Following: Dremel: 4000, 400, 398, 395, 300, 285, 275, 200, 100, 8200, 800, 780,300,8220