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9 woolly metric S2 longer ball head hex socket

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Master Tool Seet
9 woolly metric S2 longer ball head hex socket





  • 1, Using S2 high alloy steel;
  • 2, The hardness of HRC60 plus or minus 2, 20% higher torque than chrome
  •  vanadium steel;
  • 3, Beautiful red surface treatment, wear-resisting;
  • 4, End chamfering is convenient.