M3 Dome Nuts Zinc Plated


  • Dome nuts provide a more aesthetically pleasing finish to a standard nut.
  • Bright zinc plated CR3+ DIN1587.

Zinc coatings prevent oxidation of the protected metal to create a longer lasting finish. It does this by forming a barrier and by acting as a sacrificial anode if this barrier is damaged. Zinc oxide is a fine white dust that (in contrast to iron oxide) does not trigger a breakdown of the substrates surface integrity