塞规公制螺纹CGA410¥3080去看看专业技术型量刃具实力店发布了M25*0.75公制环规8g7h8h3h4h4g5g5h6e6f7g螺纹环规塞规CGA410 DIN塞规公制螺纹CGA410¥1980去看看专业技术型量刃具实力店发布了M25*1公制环规8g7h8h3h4h4g5g5h6e6f7g螺纹环规塞规CGA410 DIN158