1.Tempered glass 2.higher accuracy 3.Cut,drill,grind,polished,tempered 4.flat and curved 5.full closed wood crate 5.full closed wood crate4.flat and curved3.Cut,drill,grind,polished,tempered 2.higher security and accuracy1.Tempered glass Tempered Glass: It is kind of high-strength glass, made of normal glass that is heated to intenerate, and then condensed quickly by cold wind to as times ...