单独的旋转笔筒/Separate rotating pen holder

单独的旋转笔筒/Separate rotating pen holder 上次做做多功能笔筒时，笔筒部分做大了，扔了蛮可惜，给他适配了一个底座 Last time I made a multifunctional pen holder, the part of the pen holder got bigger and it was a pity to throw it away. I adapted a base for it