기능

• The limit method is a general method to judge the acceptance or rejection of parallel screws using a screw gauge.
• In order to judge the pass or fail of the product screw, it is inspected by the pass-side gauge and the stop-side gauge, and boasts high accuracy.
• In the heat treatment process, super seb 0 (-150°C) treatment is carried out to suppress aging change as much as possible.
• Since ISO screws and old JIS screws have the same shape, they can be managed without distinction.
• JIS mark display permission is obtained.