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Kobalt Standard (SAE) 3/8-in Drive Spline 1/2-in Shallow Socket

  • This spline socket fits both 1/2-in and 13mm fasteners

  • Spline socket design allows work on multiple fastener types including SAE, metric, 6-point, 12-point, spline, square, star and most rounded

  • Constructed of chrome vanadium steel and heat treated for strength and durability

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