Fein 6-35-02-133-13-0 E-Cut Blade - 1 3/8 FMM 250 10Pk
Standard e-cut saw blade narrow, 10 pack, 1-3/8 inch wide.  Saws wood up to 2 inches thick, drywall and soft plastics.  Enables easy entry into the material at any point. This blade is flush cut capable.