内六角圆柱头轴肩螺钉- GB 5281机械标准件cad图纸 M5x10.dwg(369.87KB)，M6x40.dwg(373.2KB)，M6x30.dwg(372.91KB)，M6x25.dwg(372.63KB)，M6x20.dwg(372.35KB)，M6x16.dwg(372.07KB)，M6x12.dwg(371.78KB)，M5x40.dwg(371.51KB)，M5x30.dwg(371.25KB)，M5x25.dwg(370.97KB)