Description Part of the industry’s most versatile and most durable modular storage system, the MILWAUKEE 48-22-8425 PACKOUT™ large tool box is constructed with impact resistant polymers and metal reinforced corners to provide up to 100 lbs of weight capacity and ultimate durability in harsh jobsite conditions. Featuring an IP65 rated weather seal to keep out rain and jobsite debris, and a metal reinforced top handle, the MILWAUKEE 48-22-8425  PACKOUT™ large tool box is fully compatible with all Milwaukee PACKOUT™ modular storage products.