产品简介 Product Introduce 本系列车床适应于大尺寸轴、盘类零件外圆、端面、内孔（钻、镗、铰、锪）的加工。可车削公制、英制及径节螺纹。加工精度IT6级，表面粗糙度Ra2.5μm。 This series lathe is suitable for the machining of big shaft and plate workpieces, such as external round, end surface, hole （drilling, boring, reaming and spot-facing）, turning of metric, whitworth, module and pitch thread, machining accuracy IT6, surface roughness Ra2.5μm