Package Include: You will get 60 Pcs double mesh resin cutting sheet(1-1/4Inch in diameter) and 4 PCS mandrels(about 1/8Inch).Compatible with most rotary cutting tools. Material: These cutting wheels made of double mesh resin,reinforced on both sides,they are durable and not easy to break. Practical Tools:These cut-off wheels are do excellent in cutting,grinding,or slotting metals,like screws,sheets,bolts,welds, etc. Versatile: In addition to cutting metal,these rotary tool cutting wheel are also very good in cutting other materials such as plastics and wood,great for DIY crafts,light-duty home improvement. Note: The Rotary tools metal cutting blade wheels can break under extreme pressure, for your safety, be sure to wear gloves and protective equipment such as goggles when using them. 1. Using a simple, complete accessories. 2. Made of reinforced fiberglass 3. Wide range of uses. The product is sharp and sturdy and is suitable for cutting metals, gems, glass, ceramics, porcelain and ceramic tiles. Note:As the rotary tool metal cutting disc wheel will break under a extreme pressure, for your safety, please wear gloves and goggles when using diamond cutting wheel. Colour:As Shown Material:metal+glass fiber Package Contents: 60 * Cut Off Wheels 4 * mandrels Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.