TRV-A Transfer grilles. Grille with blades parallel to the shortest side to use on thickness 30-55 mm.
TRH-A Transfer grilles. Grille with blades parallel to the largest side to use on thickness 30-55 mm.
TRV-B Transfer grilles. Grille with blades parallel to the shortest side to use on thickness 47-72 mm.
TRH-B Transfer grilles. Grille with blades parallel to the largest side to use on thickness 47-72 mm.