Product details of Glass Cutter - TOYO TC-30 (Japan)
    - Distinguished sharpness with an excellent cut line. Oil packed in handle is automatically fed when cutting.
    - Glass Cutter Wheel = Tungsten carbide glass cutter wheel, cutting sharp, bold axial force, it will not be broken shaft under big stress conditions.
    - Cutter Handle = PC Crash resistant cutter handle material, durability.
    - Metal Head = A Metal head, tap block or break glass after cutting.