The MFR-1100 Single Output Series is highly versatile in that it can be used with either a soldering tip, cartridge or tweezers and offers a choice of four hand-pieces. The MFR-1160 comes with a Cartridge Hand-piece especially designed for Metcal SSC cartridges. This system will allow users of the Metcal SP200 Soldering System to continue to use their Metcal SSC cartridges.