The robust storage and transport system Stack Pack allows for easy transportation of tools and accessories to the construction site. The boxes, made of impact-resistant plastic with aluminum-reinforced corners, protect tools and accessories from the toughest construction site conditions. The boxes are equipped with a durable metal latch lock, and additional handles provide flexible and comfortable handling. Interlocking quick-connect closures offer fast, flexible, and effortless connections between the individual boxes, allowing the storage system to be customized according to individual needs. The Big Organizer with a transparent lid neatly stores small parts such as bit boxes, screws, etc. Includes eight accessory containers with dividers.