寬座角尺刀口角尺萬能角度尺組合角尺可精確測量工件內(nèi)角、外角的垂直偏差，其技術(shù)要求符合國家標準。Thewide-baseanglesquarescanbeusedtoaccuratelymeasuretheverticalitydeviationoftheinternaanglesandexternalanglesofworkpieces,andtheirtechnicalspecificationsconformtoGBstandard.No.Specificaltions級別Class940-0140 630，1，2-0280 125-03125 200-04200 315-05315 500