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

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 patented pin welding process eliminates the pin collar.
• The laser-welded pivot pin reinforces the socket wall and allows 30° of smooth, uninterrupted action for efficient power transfer at any angle and greater accessibility in tight spaces
• Manufactured from a special steel alloy 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 82.4 Dimension A, Hex Outside Diameter, mm 30.0 Dimension B, Square Drive Outside Diameter, mm 31.9 Size, mm 21 Finish Industrial Style Warranty 6 Point Warranty Lifetime Warranty, Non-Repairable, Guaranteed for Materials and Labor/While Purchaser Owns Tools. OEM Ford, GM® Application Information Tire & Wheel: Remove/Install Upper Control Arm Bolts Warnings For complete warning information, see CAT1600 pages W1-W4