Rust Breaker Penetrant

RTC# 46891,

Sprayon LU103 Rust BreakerĀ® Penetrant is a fast-acting product that quickly loosens rust while penetrating grease and dirt. As a transparent, non-staining oil, its light film displaces moisture and acts as a corrosion inhibitor. It is a one-coat rust and corrosion inhibitor compound that is pleasantly vanilla scented. 10 oz fill weight.

Technical Data


  • Rusted or frozen lugs and bolts
  • Tight-fitting parts
  • Repair work
  • General overhaul
  • Phosphated and non-phosphated machined parts
  • Automotive parts
  • Crank shafts
  • Other metal components
Rainbow Number Container Ordering UOM Units/Case Case Weight Case Size
46891Aerosol CanCase127 lbs8.5" L x 5.5" W x 10" H

Quickly loosens rust.

Will not harm painted surfaces.


Penetrant, water displacer and rust inhibitor, all in a single application.