Not all blades are created equal?Freud LP91M to cut iron profiles and angles with a thickness up to 3.2mm. Also capable of cutting wood (soft and hardwoods), nail embedded wood, wood derivatives (including MDF, plywoods and chipboard), laminates (single and double laminated board), plexiglass, plastic, aluminium, trespaFeatures and Benefits:Flat triple chip toothSilver I.C.E Coating