The EMSB(401) 1-1/4X1-1/4 4FL End Mill by Field Tool Supply is a versatile cutting tool ideal for milling operations. With a diameter of 1-1/4 inches and a length of 1-1/4 inches, this end mill features 4 flutes that facilitate efficient chip removal and enhance surface finish quality. Constructed from high-grade steel, it is built to endure the demands of various machining tasks. This end mill is compatible with a range of materials, making it a reliable choice for both professional and hobbyist machinists. It adheres to industry standards for quality and performance.