铰链螺栓 hinged bolt

铰刀螺栓 reamer bolt

铰配螺栓 reamer bolt

铰接螺栓 link bolt ; Hinged Bolt

铰链栓 hinge bolt

铰准螺栓 reamer bolt

六角头铰制孔用螺栓 Hexagon fit bolts

铰节螺栓 link bolt

带环铰链螺栓 hinged eye bolt