Why FREUD sawblades are a superior quality product Tips for a correct use of a sawblade Cross reference chart of old and new item codes LM - ripping sawblades LU1 - solid wood LU2 - wood panels LU3 - laminated panels LS - sizing sawblades LI - scoring sawblades LT/TR - for hogging units LU4 - plastic materials LU5 - non ferrous metals LU6 - ferrous metals LU6AExplanation of symbols and abbreviations