Pack of 5 - 85 A mechanized cutting cartridges are compatible with: 1) SmartSYNC™ torches for the Powermax85/105 SYNC™ systems 2)Duramax® torches using a torch adapter* for Powermax85®/105 systems. 3) Mechanized cartridges can also be used on hand torches if cutting with a stand-off is desired.