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Side hole machine is a mechanical equipment used for processing materials such as metal, plastic, wood, etc. Its main feature is to drill holes on the side of the workpiece to achieve machining of the workpiece. Side hole drilling machines are usually composed of a spindle, drill bit, fixture, control system, and other parts. The spindle is a component of the side hole machine, responsible for driving the drill bit to rotate, the fixture is used to fix the workpiece, and the control system is used to control parameters such as spindle speed and feed rate to achieve machining of the workpiece. Side hole machines are widely used in fields such as mechanical manufacturing, automotive manufacturing, aerospace, and electronic manufacturing, which can greatly improve production efficiency and processing accuracy.