適合于垂直度和平行度的檢測。垂直度標準DIN875。為減少重量及方便加工而增加了減重孔。4個邊相對平行并且相鄰垂直。規(guī)格（mm）重量（kg）訂貨號等級精度（um）400x250x5013RG0110004RG01010002RG010010001500x315x6028RG0210004RG02010002RG020010001630x400x6045RG0310004RG03010002RG030010001 規(guī)格(mm)重量（kg）訂貨號等級精度（um）400x160x10018RC01000非標3.0600x200x12036RC02000非標3.0900x250x13070RC03000非標4.01100x350x160140RC04000非標5.01300x400x180250RC05000非標5.01600x450x200450RC06000非標6.0