三豐尖頭外徑千分尺112-153/112-154/112-165/112-166/112-201/112-202/112-213/112-214 產(chǎn)品說(shuō)明 尖頭外徑千分尺編號(hào)規(guī)格112-1530-25mm分度值0.01mm測(cè)頭角度15 112-15425-50mm112-1650-25mm112-16625-50mm112-2010-25mm測(cè)頭角度30 112-20225-50mm112-2130-25mm112-21425-50mm