This insert is designed to hold everything needed for sweating copper: 14.1 oz. Propane/ Mapp Gas Tank Torch Head* 8 oz. Flux Paste Tub 16 oz. Roll of Solder 8" Knipex Cobras/ Pliers Wrench 6" Knipex Cobras/Pliers Wrench There are also several spots that have flexible uses: 6" x 2" spot (good for 3 rolls of sandcloth) 8" long narrow spot (good for 2 tu-turn brushes) Removable tray with slots 2" x 8" and 1/2" x 8" (good for about 20 clean flux brushes and 3-4 dirty ones) It fits in: Packout 5-Compartment Organizer 48-22-8435 Packout 11-Compartment Organizer 48-22-8430 It is available with replacement Packout Organizer latches that say SOLDERING KIT on them with a torch graphic. Also available with replacement Packout Organizer latches that say BERNZOMATIC TORCH on them. You may select either: (2) 5-Compartment Organizer Latches (1) 11-Compartment Organizer Latch