型號(hào) 規(guī)格 mm 底座mm7210 0-10`0.01 40`167222 0-10`0.01 167223 0-10`0.01 257224 0-10`0.01 407211 0-200`0.01 63.5`167212 0-200`0.01 101.6`167220 0-200`0.01 100`187221 0-200`0.01 150`187213 0-210`0.01 63.5`167214 0-210`0.01 101.6`167231 0-200`0.01 63.5`16