Knaack’s new Monster Box Series (Piano Box 1000, Chest 1010 and Cabinet 1020) are designed for durable and secure storage on jobsites. These new storage containers feature heavy-duty tubular-steel framing, four-point crane-lift system, integrated drill-resistant lock and the company’s Power Pass electrical pass-through, which is a grommet-sealed opening for electrical cords used to charge tools inside the locked container.