Super Cut Compound – 1 Gallon. This is an aggressive compound that easily removes P800 grit and finer sand scratches and oxidation.Features & Benefits: For use on gel coats and fiberglass surfaces. Contains no waxes, fillers, or silicones. Designed for use with high-speed, rotary buffers. Water-based formula cleans up easily. Specification: Size: 1 Gallon.