十二角头螺栓 meaning in English

twelve-point bolt

Bolt , bihexagonal head . iso thread : 4h class
十二角头螺栓. iso螺纹. h级
Bolt , bihexagonal head . iso thread : 4h class , fine pitch
十二角头螺栓. iso螺纹.细牙h级
Bolt , bihexagonal head , necked shank . iso thread : 4h class
带颈杆十二角头螺栓. iso螺纹. h级
Bolt , bihexagonal head , necked shank . iso thread : 4g class
带颈杆的十二角头螺栓， iso螺纹， g级
Bolt , bihexagonal head , with locking hole . iso thread : 4h class
带锁孔的十二角头螺栓. iso螺纹. h级

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