Detailed Product Description 1) we are manufactures and leading export switch box,junction box,pipe fittings ,conduit fittings,control box.and so on2 ) Exports the types of pipe fitting has five kinds of about: angel bend, (16mm 20mm 25mm 32mm 40mm 50mm) conduit, (16mm 20mm 25mm 32mm 40mm 50mm) "T"conduit, (16mm 20mm 25mm 32mm 40mm 50mm) conduit connection, ( 20mm 25mm 32mm ) "U" fixture conduit, ...