日本三豐牌電子數顯外徑千分尺編號規格293﹣761﹣300﹣25 0.01mm(0.00005 )293﹣762﹣3025﹣50 0.01mm(0.00005 )293﹣763﹣3050﹣75 0.01mm(0.00005 )293﹣764﹣3075﹣100 0.01mm(0.00005 )293﹣561﹣300﹣25 0.01mm293﹣562﹣3025﹣50 0.01mm293﹣563﹣3050﹣75 0.01mm293﹣564﹣3075﹣100 0.01mm293﹣521﹣300﹣25 0.01mm293﹣522﹣3025﹣50 0.01mm293﹣523﹣3050﹣75 0.01mm293﹣524﹣3075﹣100 0.01mm293﹣551﹣30100﹣125 0.01mm293﹣552﹣30125﹣150 0.01mm293﹣553﹣30150﹣175 0.01mm293﹣554﹣30175﹣200 0.01mm293﹣751﹣30100﹣125 0.01mm(0.00005 )293﹣752﹣30125﹣150 0.01mm(0.00005 )293﹣753﹣30150﹣175 0.01mm(0.00005 )293﹣754﹣30175﹣200 0.01mm(0.00005 )293﹣755﹣30200﹣225 0.01mm(0.00005 )293﹣756﹣30225﹣250 0.01mm(0.00005 )293﹣757﹣30250﹣275 0.01mm(0.00005 )293﹣758﹣30275﹣300 0.01mm(0.00005 )