... autoterminal-hhc.com, we export advanced customized airconditioner heating tube bolt and nut, welcome to contact us.product ... specificationsItem.NOHHC-099ONameLong Tube Steel BoltMaterialIron, Stainless Steel, Brass, Al, Copper, etcSurface ... for quick delivery.main production equipmentsbolts and nut1.Our company is specialized in the production of various high ...