Flank Drive® 11mm metric 12-point semi-deep socket with 1/4" drive

Characteristics
• Snap-on® sockets that utilize the Flank Drive® system clamp the fastener on the flanks/flat parts, providing between 15% and 25% more turning power.
• The nickel-chromium alloy finish resists rust and corrosion.
• Manufactured with patented, high-quality steel, providing optimal strength and durability
• 12-Point Configuration and Flank Drive® Wrench System Specifications Dimension E, Hex Depth, mm 8.7 Dimension C, Bolt Clearance Depth, mm 18.3 Dimension B, Drive End Diameter, mm 15.1 Country of Origin USA Size, mm 11 Dimension D, Length, mm 31.8 Finish Chrome Dimension A, Hex End Diameter, mm 15.9 Style 12-Point Sets Warranty Lifetime warranty, non-repairable, guaranteed for materials and workmanship/while the purchaser owns the tools. Warnings For complete warnings information, see CAT1600 pages W1-W4