The Micro 100 Drill Mill Carbide is a carbide end mill designed for milling and drilling operations. It has a 1/4 inch shank diameter and is available in multiple diameters from 1/8 inch to 1/2 inch. The end mill features four flutes and can machine steels, cast iron, aluminum, and other non-ferrous materials. With its 135 degree split point geometry, this end mill can plunge or ramp into workpieces. It provides accurate performance in light milling, slotting, and profiling applications. The Micro 100 carbide end mill is made in the USA.