Flank Drive® 21mm Metric 6-Point Semi-Deep Impact Socket with 3/8" Drive

Characteristics
• Snap-on® impact sockets are heat-treated to optimize impact life with a lower hardness than manual sockets and are able to withstand repeated cyclic loads from impact wrenches.
• Snap-on uses a proprietary blend of special alloy steel for dies that provides long life and great strength
• The Flank Drive® wrench system delivers up to 20% more turning power without slipping or rounding, while exceeding ANSI® performance standards
• The industrial black oxide finish helps protect against corrosion. Specifications: Dimension C, Bolt Clearance Depth, mm 29.3; Dimension B, Drive End Diameter, mm 25.1; Country of Origin: USA; Size, mm 21; Dimension E, Opening Depth, mm 12.4; Dimension D, Length, mm 65.7; Dimension A, Socket End Diameter, mm 29.2; Finish: Industrial Finish; Style: [Not specified in the original text]. Warranty: 6-Point Warranty; Lifetime Warranty, Non-Repairable, Guaranteed for Materials and Labor/while the purchaser owns the tooling. Application Information: OEM Ford®, GM® Tires and Wheels: Suspension Components. Warnings: For complete warning information, see CAT1600 pages W1-W4