Flank Drive® 21mm Metric 6-Point Shallow Swivel Impact Socket with 1/2" Drive

Characteristics
• Snap-on® sockets that utilize the Flank Drive® system clamp the fastener on the flanks/flats, providing between 15% and 25% more turning power.
• The pin collar was eliminated with a new patented pin welding process.
• The laser-welded pivot pin reinforces the bushing wall and allows 30° of smooth, uninterrupted action for efficient power transfer at any angle and greater accessibility in confined spaces
• Manufactured from special alloy steel and heat-treated for optimal strength and durability
• Designed to withstand today's high-torque impact wrenches for removing stubborn fasteners. Specifications: Dimension E, Hex Depth, mm 12.7; Dimension C, Bolt Clearance Depth, mm 31.9; Country of Origin: USA; Dimension D, Assembly Length, mm 71.1; Dimension A, Hex Outside Diameter, mm 30.0; Dimension B, Square Drive Outside Diameter, mm 31.9; Size, mm 21; Finish: Industrial Style; 6-Point Sets; Warranty: Lifetime, Non-Repairable, with warranty of materials and workmanship/while the purchaser owns the tools. Warnings: For complete warning information, see pages W1-W4 of CAT1600.