3/8" Drive 12-Point Metric 21 mm Flank Drive® Deep Socket | SFM21 KSSD041AA Series Desk Height Standard Width Stationary Storage (30") • Power Ring (patent pending)

• Power Ring (patent pending) provides increased thread strength and greater clamping force up to 5

Outside Dia : 2-5/64

• Dual 80® Ratchet Technology features dual-pawls and a 72-tooth gear providing for more power in less lateral space

inches : 51/64

• Classic hard handles offer a unique blend of durability

3/8" Drive 12-Point Metric 21 mm Flank Drive® Deep Socket | SFM21 KSSD041AA Series Desk Height Standard Width Stationary Storage (30") • Power Ring (patent pending)Snap on sockets using the Flank Drive wrenching system grip the fastener on the flanks flats which deliver 1525% more turning power Nickel chrome alloy finish resists against rust and corrosion Manufactured from the highest quality proprietary steel, providing optimum strength and durability 6 point configuration and Flank Drive wrenching system Specifications Dimension E, Hex Depth, mm : 15. 1 Dimension C, Bolt Clearance Depth, mm : 48. 1 Dimension