20 mm EN8D STEEL TMT Rebar Coupler Manufacturer Rebar Coupler, Taper Coupler, Parallel Threaded Coupler Manufacturer Coupler Type - Parallel Threaded TMT Rebar Coupler Outer Diameter - 32 mm Usage/Application - Construction Dimension - 20 mm Rebar Coupler Color - Black Thread Pitch - 2.5 mm Design Type - Type A Packaging Size - Box Thread Taper - Parallel Finishing - CNC Machining Finished Country of Origin - Made in India Minimum order quantity: 1000 Piece A 20mm EN8D Steel TMT Rebar Coupler is a mechanical connector specifically designed to join 20mm diameter TMT (Thermo-Mechanically Treated) rebars in construction projects. The coupler is made from EN8D steel, a medium-carbon steel known for its high strength, toughness, and wear resistance, which makes it ideal for high-stress applications. This coupler ensures a strong, durable, and secure connection between the rebars, providing structural integrity in reinforced concrete constructions.