3 inch 4 inch Rigid IMC Conduit Fittings Coupling Socket Inside Thread Electro Galvanized

Detailed Product DescriptionFInish:Electro-Gal. Or DarcrometThread:InsideMaterial:SteelLength:StandardSize:1/2" To 4"Tooling:CNC OR General MachineCertificate:UL & ISO9001 3" 4" IMC Electrical Conduit Coupling Sockets Inside Thread Electro Galvanized UL LISTED General:1) Remove the inside welded seam to insure the thread accurately2) NPT standard thread, all will be taper thread3) Trade size: 1/2" to 4"4) Electro galvanized galvanized thickness 15 micrometer,dar