The saw blade is the five assembler of the left, the right, the left, the right and the flat blades that is suitable to the board cutting, the cross cut, the particle board cutting, and the cutting for the medium density fiberboard (MDF), the high density board, the plywood and the veneered or laminated board, etc. Suitable machines: Double and saw, Automatic double end saw, Radial arm saw and cut-off saw.