KDT81915 Features: -Flexible flare ends for greater access around obstructions. -Long pattern length for greater leverage. -Full polish. -Sizes are stamped on both ends for better visibility. Use: -Flare Nut Wrench. Size: -12mm/13mm. Quantity: -Set. Measurement Type: -Metric. Product Type: -Wrench Sets. Dimensions: Overall Product Weight: -0.96 Pounds.