... surface; 3.high efficiency 4. long life; Alloy circular saw blade : T.C.T saw blade: Used for cutting wood, MDF,particleboard, plywood ... ,etc T.C.T saw blades of our company are made by Germany VOLLMER equipment ... ; 3.high efficiency; 4.long life; 5.impact resistance.*The saw blades can be made according to the sizes you need.