A Horizontal Machining Center (HMC) is a high-precision, computer numerical control (CNC) machine tool widely used in manufacturing for performing complex and repetitive Machining operations on metal, plastic, composite, and other materials. Its defining feature is the horizontal orientation of its spindle (the component that holds cutting tools), which distinguishes it from vertical machining centers (VMCs) with vertically aligned spindles. This horizontal design delivers unique advantages for processing large, heavy workpieces and achieving high-volume, multi-sided machining efficiency.