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Din 838 - Box Wrenches Double Head Standard Dimensions and Specifications

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Din 838 - Box Wrenches Double Head
  • Steel: 4.8, 5.8, 8.8, 10.9, 12.9
  • Stainless: A2,A4

Terminology and Measurements

  • d – The Nominal Diameter of the Thread
  • l – Length of Bolt
  • s – Size Hex Head Turnkey
  • b – Length of the Thread
  • k – Head Height
  • e – The Diameter of the Circumscribed Circle