Ceramic Square Ruler e entsoeng ke Al2O3 e nang le libaka tse tšeletseng tse nepahetseng ho latela DIN Standard.The flatness, ho otloloha, perpendicular le parallelism ka fihla 0.001mm.Ceramic Square e na le thepa e ntle ea 'mele, e ka bolokang ho nepahala ha nako e telele, ho hanyetsa ho apara hantle le boima bo bobebe.Ceramic Measuring ke tekanyo e tsoetseng pele kahoo theko ea eona e phahame ho feta tekanyo ea granite le sesebelisoa sa ho metha sa tšepe.