Octagonal Luban Lock

传统八角鲁班锁，市面上卖的木制产品大多比较松垮，根据产品自己重新绘制了3D打印版本。更加紧实，不易散开。Traditional octagonal Luban locks, most of the wooden products sold on the market are relatively loose, and the 3D printed version is redrawn according to the product. It is tighter and does not fall apart easily.