SMART CRUSHER are manufactured from the finest aluminum ... Our products are so successful that there are many sellers trying to imitate our Listings. Purchase your item with us, because only our goods are guaranteed............. This is a Brand new grinder brand in the market.  More Diamond Teeth for grinding than any other grinders.Stainless Steel Pollen Screen. Two super strong neodymium Powerful magnet hold grinder cap. Specially designed on latest CNC technology , providing more superior grinders with no flaws! It feels different from other grinders by touching and feeling due to its texture. The special coating minimized scratch and wear & tear on the grinder over-time. It will keep the grinder new and shinny for a very long period of time