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Proto® Proto® TorquePlus™ J5421MH Standard Length Socket, Metric, 1/2 in Square Drive, 21 mm

Selected Proto_J5421MH.jpg
Proto_J5421MH.jpg

Features

  • The TorquePlus™ design is a high performance drive configuration which allows for quick and easy socket engagement to the fastener flats, not the corners
  • The TorquePlus™ configuration employs a radius corner design, shifting contact area and stress away from the fastener corners and distributing contact stresses over a large area of the socket, minimizing slippage
  • The TorquePlus™ internal design minimizes fastener rounding, helps to extend fastener life and allows the user to more easily turn worn, rounded or rusted fasteners

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