Continental D.I.A. is amongst the leading suppliers of superior quality marble blades. For Cutting Marble we use diamond blades. A diamond blade can be designed for cutting soft and abrasive materials. It is essential that the user should purchase a blade that is specifically designed for one…Continental D.I.A. is amongst the leading suppliers of superior quality marble blades. For Cutting Marble we use diamond blades. A diamond blade can be designed for cutting soft and abrasive materials. It is essential that the user should purchase a blade that is specifically designed for one type of material. In case the user will be cutting a wide variety of materials or materials only in the middle of the hardness/abrasive scale, then Diamond blade is a good choice. The marble blades are available in various diameters. These blades are ideal for any soft stone application.