Dealer locator
load google maps

OKS 661 – Active rust remover

Ideal for loosening rusted connections. For removing flash rust and rust stains.

Areas of application

  • For loosening and restoring the usability of rusted threads such as screws, turnbuckles, spindles and stud bolts
  • For removing rust from metal surfaces
  • For removing flash rust and rust stains
  • For cleaning metallic encrustation and oil residues

Advantages and benefits

  • Chemical reaction – actively breaks down or dissolves rust layer
  • Environmentally friendly formula – ecologically harmless in use
  • Does not contain petrol or mineral oil – workplace-friendly
  • Low evaporation rate – enhanced effect through longer exposure time

Technical specifications


Spray onto surfaces. Allow to soak in depending on degree of rusting. Max. soaking period 24 hours.Rub with a brush to remove rust from surfaces.Wipe off with a dampened cloth afterwards. Repeat as necessary. Check suitability beforehand before using on plastics and sensitive surfaces.


No matter what industry you come from, we at OKS have the right solution for you.

  • Customer and Technical Service

    Customer and Technical Service

    • +49 8142 3051-637
  • Arrange a callback

    For more information on the processing of your data through the contact form, please see our privacy policy.

  • Buy product

    Buy product