GB/T 3229-2018螺栓螺母用装配工具手动和机动螺刀头的传动端和连接部件的尺寸及扭矩试验国家标准
英文:Assembly tools for screws and nuts—Dimensions and torque testing of drive ends for hand and machine-operated screwdri...
英文:Assembly tools for screws and nuts—Dimensions and torque testing of drive ends for hand and machine-operated screwdri...