The Built-in Spindle LMS-A2-4 from Posa Machinery Co., Ltd. is engineered for robust performance with a spindle nose specification of A2-4 and a maximum speed range of 6,000 to 8,000 RPM. It features a 5-inch chuck and offers substantial motor power options of 3.7 kW and 5.5 kW. This spindle also includes a generous through hole diameter of Ø43mm and utilizes oil for cooling. It’s designed to enhance precision and efficiency in heavy-duty machining applications, making it a reliable choice for high-demand environments.