Flank Drive® 4mm Metric 6-Point Flat 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
• 6-Point Configuration and Flank Drive® Wrench System Specifications Dimension E, Hex Depth, mm 4.0 Dimension C, Bolt Clearance Depth, mm 13.3 Dimension B, Drive End Diameter, mm 12.7 Country of Origin USA Size, mm 4 Dimension D, Length, mm 22.2 Finish Chrome Dimension A, Hex End Diameter, mm 7.1 Style 6-Point Sets Warranty Lifetime Warranty, Non-Repairable, Guaranteed for Materials and Labor/While the Purchaser Owns the Tools. Warnings For complete warning information, see CAT1600 pages W1-W4