The E5G95913 1/2"Dia x 1-5/8"Loc ALU-POWER HPC 3 Flute End Mill by YG-1 is a high-quality, solid carbide end mill with a square end design. It is designed for precision cutting and is ideal for CNC milling applications. Made in the United States, this end mill features a 37° unconventional helix angle for efficient chip evacuation and reduced heat buildup. With a mill diameter of 1/2 inch and a length of cut of 1-5/8 inches, this end mill is a reliable tool for achieving precise and accurate finishes in a variety of metalworking projects.