Amana Composites Spiral 1/4" Dia. ZrN Coated. This solid carbide up-cut router bit is designed especially for cutting fiberglass and composite material.Â The gold ZrN coating acts as a lubricant and greatly extends the tools life.
Amana Tool®'s Modern Materials Finishing Geometry (MMFG) incorporates high shear, multi-flute and a ZrN coating designed for the ultimate combination of finish and tool longevity in aerospace materials. Modern-day materials present challenges to the fabricator using these special multi-flute edge tools featuring ZrN ceramic coating addresses these challenges with a winning geometry combination.