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Lock Washer

Safety Nut

Advantages of the patented ring lock washer

  • Achieves maximum safety when locking fasteners both at high and low preload

  • Guaranteed self locking effect also by dynamic load and when lubricated

  • Assembly and disassembly is very easy and fail safe

  • Reuse is possible without any loss of quality and comfort

  • No hydrogen embrittlement and no chromium-VI contamination

  • Effective also by high grad bolts up to 12.9 and to their corresponding nuts

  • Applicable also for allen screws and for stud bolts


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