Made of iron, surface galvanized yellow. In the process of rotating the butterfly handle, the force is small, the tension is strong, and the pressure spring is cooperated to avoid its easy to take off. Butterfly lock design includes torsion piece, fastener, pressure shrapnel, lock slot seat, expansion piece, lock hook piece, base, buffer spring, expansion piece and base is provided with a transmission mechanism. It is durable, stable and rust resistant.
Usage: Aviation box, military box, insulation box, medical equipment, mechanical equipment and other fields.
Installation method: according to the product physical hole distance specifications, set the size, and then use rivets, screws, spot welding and other operations.
Storage: store in dry place, do not pile up in damp, cold place, avoid rusting or oxidation.