Our MILWAUKEE® 28pc Storage Tray is designed to fit our 28 pc 3/8" Drive SAE Ratchet & Socket Set. The storage tray fits within our PACKOUT™ Low-Profile Compact Organizer for ultimate organization. The clear organizer lid and color-coded tray provide easy parts and hand tool identification. When this tray is placed within a PACKOUT™ Organizer the tray will have IP54-rated protection. The storage tray FITS ONLY Milwaukee FOUR FLAT™ Sides Sockets.