mill grinder 1 material: stainless steel ring, ABS lid and ceramic core 2 glass jar 3 150ml,180ml 4 colorful ... mill, grinder top, big size and small size Features: 1) material: glass jar, stainless steel ring ... corehigh-strength ceramic mechanism: A, features--high hardness, standing wear and tear, corrosion-resistant, environmental protection B, keep the natural incense of ...