Contains 53 individual hand tools 31 Series 99 interchangeable screwdriver/nutdriver blades and handles 2 specialized screwdriver/nutdriver kits Hi-tech aluminum tool case with smooth finish Keyless combination lock and chrome-plated latches Tongue and groove lid with rubber gasket ensures positive seal Case with removable 3-panel hinged tool pallet in lid , panel in bottom Size: 17 5/8" x 12 5/8" x 7 7/8"/448mm x 321mm x 200mm