32 mm EN8D STEEL TMT Rebar Coupler Manufacturer Rebar Coupler, Taper Coupler, Parallel Threaded Coupler Manufacturer Length - 50 mm Diameter - 32 mm Material - Steel Usage/Application - Construction Surface Type - Hot Dipped Galvanized Color - Silver Minimum order quantity: 500 Piece A 32 mm EN8D Steel TMT Rebar Coupler is a mechanical connector designed to join two 32 mm diameter rebars made from EN8D steel, which have undergone Thermo-Mechanical Treatment (TMT). This type of coupler is used in construction projects to ensure strong, durable, and secure connections between reinforcement bars (rebars) in reinforced concrete structures.