上海刃具厂开发量规产品该厂发挥近七十年生产螺纹刀具的优势，利用从瑞典引进的设备和检测仪器，成功地试制了普通螺纹量规和光滑极限量规，并通过上海市机电局组织的产品鉴定。预计在今年下半年可为广大用户提供ＭＩ～Ｍ２７的普通螺纹量规与小３～ｔｈ３０光滑极限量规... Shanghai Cutting Tool Factory Development of gauge products The factory to play nearly seventy years the advantages of the production of thread cutting tools, the use of equipment and testing equipment imported from Sweden, the successful trial of ordinary thread gauges and smooth limit gauge, and through the Shanghai Electrical and Mechanical Services Bureau organized products Identification. Expected in the second half of this year for the majority of users available MI ~ M27 ordinary thread gauge and small 3 ~ th30 smooth limit gauge ...