求购螺丝/螺栓
在加拿大 1. Hook screw M20x60 grade of steel S235JR 2. Hook screwM20x110 grade of steel S235JR 3. Hook screw M20x110 grade of steel S235JR 4. Hook screw M20x200 grade of steel S235JR with 2 nuts G50 5. Hook screw M20x250 grade of steel S235JR with 2...华人论坛