标 准 编 号：DIN 2325-2002 简体中文标题：带内细齿螺钉的旋具.扭矩测试用螺钉驱动头、量规和试样 繁体中文标题：带内细齿螺钉的旋具.扭矩测试用螺钉驱动头、量规和试样 English Name：Screw driver for screws with internal serration - Screw driver points, gauges and test specimens for torque testing ...