The Metcal SMTC-1162 SMTC 700 Series Soldering Cartridge, .73 x .76 x .556 x .12 in. (18.54 x 19.3 x 14.12 x 3.05mm), TSOP-56 Tunnel, is designed for reworking SMT components, providing excellent performance during assembly, removal and cleaning. It is suitable for use with the MX-500, MX-5000, and MX-5200 Systems, and with the MX-RM3E, MX-RM6E,and MX-H1-AV Solder Hand Pieces. The cartridge is equipped with the 700 Series heater, which is ideal for most standard applications.