... Certificate:ISO,CCC Edge: flat,grind,polished;Holes availableToughened glassTypesTempered glass, toughened glass , building glassSpecificationa) Min size:300x300mm max size:2400x6500mmb) Thickness ... , dark grey and other colorsd) Pattern:clear float glass, tinted float glass, low-e glass, reflective glass, pattern glass and so one) Edge :flat dege , grind ...