Lockwood deadbolt - 355

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Lockwood 355 deadbolts are the strongest contender for best lock ever.

  • Concealled fixing points - 11 of them
  • Deadlock mode, passage mode, or turnknob mode
  • Inbuilt clutching device
  • Strong interlocking case and mounting plate to resist jemmy and hammer attack
  • Positive deadlocking action
  • Fits any thickness of door
  • No external protrusion to attack
  • Minimal holes in door retains door strength integrity
  • Available for open-in or open-out doors
  • Available for timber or metal frames


355 Deadlock Dimensions

information-icon Measurements in mm

Brand Lockwood

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