Precision ground teeth for clean cuts and long life; Includes blades for cutting aluminum, metal, wood and other materials; Includes:2 SU127D - For straight cutting aluminum2 SU118A - For straight cutting thin metal2 SU111C - For fast straight cutting wood, plastics2 SU101B - For clean straight cutting wood, laminates2 SU119BO - For curved cutting wood, laminates, plastics