This insert is designed to hold: M12 Rivet Tool 2550 6" Extension 48-95-0100 1 Small Format M12 Battery 1 Large Format M12 Battery Rivets of 4 Different Sizes Rivet Catcher There are 2 different versions Version O fits in: Packout Compact Organizer 48-22-8435 Packout Full Organizer 48-22-8430 Version D fits in: 2-Drawer Packout 48-22-8442 (half of 1 drawer) 3-Drawer Packout 48-22-8443 (half of 1 drawer) Multi-Depth 3-Drawer Packout 48-22-8447 (half of bottom drawer ONLY) Version O can be purchased with either (2) Compact Organizer Latches or (1) Full Organizer Latch There are multiple drawer handle options available: Handles for 2 or 3 Drawer Note: This product does NOT contain or include batteries. It is designed for battery/tool storage and organization only