| 1. | Our most competitive products contains hex bolt , hex stock set bolt , hex flang bolt , carriage bolt , t bolt , u bolt , machine screw , auto screw , threaded rod , and non - standard fasteners
六角头螺栓，内六角紧定螺丝，六角头法兰面螺栓，马车螺栓， t型栓， u型栓，汽车螺丝，牙条和特种非标准件等。 |
