3/8" Drive 6-Point Metric 13 mm Swivel Ball Extension Power Socket | PFSXM913B Knurled Extensions (Blue-Point®) (1/4") • Includes FSM81–FSM191 (8–19 mm)

• Includes FSM81–FSM191 (8–19 mm) in magnetic storage tray

• Description : 5 pc 6-Point Double End SAE Flank Drive® Flare Nut Wrench Set

• Infiniti® and Mercedes-Benz® vehicles use 8 mm fasteners

• 4" drawer

3/8" Drive 6-Point Metric 13 mm Swivel Ball Extension Power Socket | PFSXM913B Knurled Extensions (Blue-Point®) (1/4") • Includes FSM81–FSM191 (8–19 mm)Great for difficult access where the use of one tool works better than three (socket, swivel and extension) Flank Drive wrenching configuration where the socket grips the fastener on the flanks flats increasing torque by 1520% Machined from tough alloy steel Use with hand and non impact tools only Specifications Dimension C, Shank Dia., mm : 12. 4 Country Of Origin : USA Dimension E, Overall Length, mm : 245. 9 Dimension D, Opening Depth, mm : 7. 6