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보유하고 있는 것 2 아이템 Royalty free 3D 모델. This category contains a wide choice of Engineering - 3D Printable Models. Any 3D Printable Engineering model is available in .obj, .stl, .iges, .3dm, .skp, .wrl and .blend format. All of these 3d print models are ready for 3D Printing. Also you will find a great number of 3d models in Biology and Math categories.