The thread at the interface is finer after craftsmanship, this reducer adapter is more durable. Aluminum alloy accurate forging is not oxidized, this reducer adapter is not easy to rust. This reducer adapter is explosion-proof and pressure-resistant, which has long service life, strong pressure-resistant ability. With the fine thread design, this reducer adapter is very easy to use for novices. This reducer adapter is often widely used in fuel pressure gauge adapter joints., Manufacturer: Entatial