用于鉗工立體劃線和機(jī)械零件的平行度、垂直度測量和檢驗。另有磁性方箱。規(guī)格(mm)工作面平面度v型槽對底面平行度v型槽對側(cè)面平行度v型槽對兩側(cè)面對稱度v型槽對端面的垂直度精度等級( m)012012012012012I型35 35 301232.55102.551051020551060 60 501232.55102.5510510205510105 105 801.53548154815816308815II型100 80 301.53548154815816308815150 125 45 46 1020 1020 2040 III型100 100 80 35 1525 1525 3050 150 150 80 4.56.5 1525 1525 3050 200 200 90 58 2030 2030 4060 300 300 120 1012 3040 磁性v型塊80 60 751.5232.56123612612226612100 60 801.53548154815816308815150 50 125 46 1020 1020?2040