3M Cavity Wax Plus Internal Corrosion Protection Coating 511g Sandblasting A superior easy-to-use one step

A superior easy-to-use one step product

Ultrafine high performance polish

vibration-resistant joint seals

Shelf Life in Months (from date of manufacture)

Weight 620 g

3M Cavity Wax Plus Internal Corrosion Protection Coating 511g Sandblasting A superior easy-to-use one step3M Cavity Wax Plus Internal Corrosion Protection Coating 511g 3M Cavity Wax Plus is a professional internal corrosion protection coating developed to protect concealed automotive body cavities and structural components from moisture and corrosion. The non hardening, self healing formula penetrates seams, lap joints and enclosed sections to provide long lasting protection following collision repairs and panel replacement. Designed for use on bare or