The Dy-Mark Protech Bio Degrease is a professional-grade product from Dy-Mark — Australia's trusted brand for industrial marking, identification, protective coatings, and maintenance aerosols. It is suited to general-purpose lubrication, corrosion protection, and penetrating in maintenance work and related applications across trade, maintenance, and industry. Where this product is used Dy-Mark Protech multi-purpose lubricant is a general-purpose maintenance aerosol for lubrication, corrosion protection, and moisture displacement. Used across trades and industry for freeing seized fasteners, protecting metal surfaces, and lubricating moving parts. General-purpose lubrication, corrosion protection, and penetrating in maintenance work Freeing seized fasteners, lubricating moving parts, and displacing moisture Workshop and maintenance lubrication across a wide range of applications Selecting the right option Multi-purpose lubricant is a general maintenance aerosol suited to light lubrication, corrosion protection, and moisture displacement. For heavy-duty or long-lasting lubrication, a specific grease or oil product is recommended.