Made in USA - 8mm Diam, 25mm LOC, End Mill End, Solid Carbide Diamond Pattern Router Bit - Right Hand Cut, 63mm OAL, Use on Fiberglass

End Mill router bits are used for bottom cutting and are designed to produce a smooth surface with a square corner

Solid carbide is used for high performace applications. It is extremely heat resistant and used on cast iron, non-ferrous metals and other tough to machine materials.

Zirconium nitride (ZrN) is similar to TiN, but has a higher oxidation temperature. It is commonly used on nonferrous materials including aluminum, brass, copper and titanium.