... 1,Easy installation ,surface is smoothness ,flatness, without gap when concatenated.2,It can be processed by drilling ,sawing, ... defectsFulfillQualified7Dart drop impact0.25kg/0.5m,10 times, Pass when keep unbroken above 6 timespassQualified8Size Variation in High/Low ... in any time, And welcome to our company! We will do everything we can to meet with your requirement. CONTACT INFORMATION:Tel ...