Features:

• Designed for Dremel, Wen ect. Rotary Tools .Turn your Dremel or other rotary tool into high-speed cut-off saw & grinding machine.
  
• The Cutting Wheels are sharp and strong, making them perfect for Cutting gemstones, glass, geramics, porcelain, tiles, carbide, rocks, aluminium and copper
  
• Suitable for most rotary and air tools, including Dremel.
  
• Hot-pressed powder alloy forming, long working life, High hardness and resistance.Diamond Coated for Extra Strength and Long Life of Blades.
  
• Cutting discs diameter: 40/50mm; Mandrel Diameter:3.0mm.