New Snap-onT. 209AFXAFR 9 Piece 3/8 Drive Extension & Adaptor Foam Set Red. Includes six extensions, two square drive adaptors and one universal joint in a foam organizer. Extensions made from cold-forged alloy for strength & durability. Extensions have the smallest diameter shank for greater accessibility. Universal joint help increase access to hard-to-reach fastener applications. Foam organizer fits in a 2 drawer. Modular design provides in-drawer reconfiguration for new tools. Each tool is precision fitted to provide ultimate tool protection. Contrasting colors make it easy to spot missing tools. Closed-cell cross-linked foam resist oils, solvents and fuels and is easy to clean.