|Shimazu Works was founded as a private enterprise.
|The current company was established under the name of Tokyo Tapping Machine Works Corporation as an incorporated organization.
|Succeeded development of thick diameter automatic nut tapping machine T-10/15/20.
|Completed development of slide relay type tapping machines NT-20/25 for hot press nuts.
|Opened Osaka Branch Office.
|Development of two axes nut tapper SUPER – Series
|Two axle nut tapper SUPER – Series completed
|Completed development of SUPER Robot Tapper SRB-3/5 that enabled 16 hours unmanned operation.
|Developed the robot tapper with the lower hole inspection function by a form rolling tap.
|Developed the biaxial straight tapper LR-120 for long nuts.
|Introduced the CB system for LR machines, realizing fabrication of hexagon thin nuts.
|Developed washing machines for LR as well as biaxial straight tapper respectively.
|Developed straight tapper D-64 for large diameter nut
|Reorganized from Tokyo Tapping Machine Mfg. Co., Ltd. into a stock company and changed its name to current Tokyo Tapping Machine Co., Ltd.
|Developed the biaxial straight tapper LR-30 for small diameter long nuts.
|Development of 2-axis straight tapper LR-50 for medium diameter long nut