1/4" Drive 6-Point Metric 4.5 mm Flank Drive® Semi-Deep Socket | TMMS4.5 Extensions / Locking 3/8–7/8") in a storage tray

3/8–7/8") in a storage tray

(2) standard

inches : 1-7/8

and 3/8" sizes

1/4" Drive 6-Point Metric 4.5 mm Flank Drive® Semi-Deep Socket | TMMS4.5 Extensions / Locking 3/8–7/8") in a storage traySnap 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 : 4. 0 Dimension C, Bolt Clearance Depth, mm : 22. 9 Dimension B,