• Includes FSM81–FSM191 (8–19 mm) shallow sockets and SFSM81–SFSM191 (8–19 mm) deep sockets (8–19 mm) in a PRO-FI organizer
• Snap-on sockets using the Flank Drive system grip the fastener on the flanks/flats delivering 15–25% more turning power
• 6-point configuration and Flank Drive wrenching system
• Manufactured from the highest quality proprietary steel, providing optimum strength and durability
• Nickel-chrome plating helps protect against corrosion and is easy to wipe clean
PRO-FI Organization: • Modular design provides in-drawer reconfiguration for new tools
• Each tool is precision fitted providing ultimate tool protection
• Contrasting colors make it easy to spot missing tools
• Closed-cell cross-linked foam is easy to clean and resist oils, solvents and fuels
• Finger-press feature at each end of tool for easy retrieval
• Die cut angle for nesting additional wrench sets
• Designed for maximum tool concentration on smallest possible footprint